Medications.
Last updated September 2, 2026.
Plain-language condition guides: what it likely is, how a doctor would think through it, what treats it, and when it is urgent.
Acamprosate
Acamprosate (Campral) helps maintain sobriety after quitting alcohol. See the three-a-day...
Read →Acetaminophen
Acetaminophen (Tylenol) relieves mild to moderate pain and reduces fever. See dosing limits, liver warnings,...
Read →Acyclovir
Acyclovir (Zovirax) is an antiviral for shingles, herpes, and chickenpox. See dosing, timing, side...
Read →Adapalene
Adapalene (Differin) is a retinoid acne gel. See the purge weeks, sun warning, how to...
Read →Adderall
Adderall (amphetamine salts) is a stimulant for ADHD and narcolepsy. See IR vs XR dosing, misuse warnings,...
Read →Albuterol
Albuterol is a rescue inhaler for asthma and COPD symptoms like wheezing and shortness of breath. See dosing,...
Read →Alendronate
Alendronate (Fosamax) treats osteoporosis. See the water-and-upright rule, jaw...
Read →Alfuzosin
Alfuzosin (Uroxatral) treats enlarged prostate. See the after-meal rule, first-dose...
Read →Allopurinol
Allopurinol (Zyloprim) lowers uric acid to prevent gout attacks. See dosing, the early-flare effect, rash...
Read →Alprazolam
Alprazolam (Xanax) is a benzodiazepine for anxiety and panic disorder. See dosing, dependence and interaction...
Read →Amiodarone
Amiodarone (Pacerone) is an antiarrhythmic for serious heart rhythm problems. See the monitoring plan,...
Read →Amitriptyline
Amitriptyline is a tricyclic antidepressant also used for nerve pain and migraine. See dosing, the...
Read →Amlodipine
Amlodipine (Norvasc) is a calcium channel blocker for high blood pressure and chest pain. See dosing, ankle...
Read →Amoxicillin-clavulanate
Amoxicillin-clavulanate (Augmentin) is a penicillin-type antibiotic. See dosing, birth control effect, side...
Read →Amoxicillin
Amoxicillin is a penicillin-type antibiotic for infections like strep throat and pneumonia. See dosing, side...
Read →Apixaban
Apixaban (Eliquis) is a blood thinner for AFib stroke prevention and clots. See dosing, no-INR difference,...
Read →Aripiprazole
Aripiprazole (Abilify) treats schizophrenia, bipolar disorder, and more. See dosing and...
Read →Aspirin
Aspirin relieves pain and fever and, at low daily doses, helps prevent heart attack and stroke. See dosing,...
Read →Atenolol
Atenolol (Tenormin) is a beta blocker for blood pressure, angina, and heart attack recovery. See side...
Read →Atomoxetine
Atomoxetine (Strattera) is a non-stimulant ADHD medication. See dosing, the child suicide-risk warning, liver...
Read →Atorvastatin
Atorvastatin (Lipitor) is a statin that lowers cholesterol and cuts heart attack and stroke risk. See dosing,...
Read →Azathioprine
Azathioprine (Imuran) is an immunosuppressant for transplant and RA. See...
Read →Azelaic acid
Azelaic acid (Finacea) treats rosacea bumps and acne. See application steps, effects,...
Read →Azelastine nasal spray
Azelastine nasal spray treats allergy congestion and sneezing at the source. See...
Read →Azithromycin
Azithromycin (Z-pak) is a macrolide antibiotic for infections like pneumonia and sinusitis. See dosing, side...
Read →Baclofen
Baclofen treats muscle spasticity from MS and spinal cord conditions. See withdrawal...
Read →Baloxavir
Baloxavir (Xofluza) is a one-dose flu treatment. See the 2-day window, dairy...
Read →Benzonatate
Benzonatate (Tessalon) is a prescription cough suppressant. See the swallow-whole rule, overdose risk, side...
Read →Benzoyl peroxide
Benzoyl peroxide treats mild to moderate acne. See the test-patch start, bleach warning,...
Read →Bisacodyl
Bisacodyl (Dulcolax) is a short-term stimulant laxative. See the one-week limit, dairy...
Read →Bismuth subsalicylate
Bismuth subsalicylate (Pepto-Bismol) treats diarrhea, heartburn, and upset stomach. See dosing, the Reye's...
Read →Bisoprolol
Bisoprolol is a beta blocker for high blood pressure. See dosing, the no-sudden-stop rule,...
Read →Budesonide-formoterol
Budesonide-formoterol (Symbicort) controls asthma and COPD. See dosing, the rinse rule,...
Read →Buprenorphine-naloxone
Buprenorphine-naloxone (Suboxone) treats opioid dependence. See how it works,...
Read →Bupropion
Bupropion (Wellbutrin) treats depression and seasonal affective disorder and helps people quit smoking. See...
Read →Buspirone
Buspirone is a non-benzo anxiety medication taken twice daily. See dosing, why it takes weeks, grapefruit...
Read →Calcipotriene
Calcipotriene (Dovonex) is a vitamin D3 cream for psoriasis. See the 8-week...
Read →Canagliflozin
Canagliflozin (Invokana) is an SGLT2 inhibitor for type 2 diabetes. See warnings, dosing,...
Read →Carbamazepine
Carbamazepine (Tegretol) treats seizures, nerve pain, and bipolar mania. See warnings,...
Read →Carvedilol
Carvedilol (Coreg) is a beta blocker for heart failure and high blood pressure. See dosing with food, heart...
Read →Cefdinir
Cefdinir (Omnicef) is a cephalosporin antibiotic. See dosing, the red-stool effect, birth control...
Read →Cefuroxime
Cefuroxime (Ceftin) is a cephalosporin antibiotic for infections and Lyme disease. See dosing,...
Read →Celecoxib
Celecoxib (Celebrex) is a COX-2 inhibitor for arthritis and pain. See dosing, sulfa...
Read →Cephalexin
Cephalexin (Keflex) is a cephalosporin antibiotic for bacterial infections. See dosing, side effects, and...
Read →Cetirizine
Cetirizine (Zyrtec) is a once-daily antihistamine for allergies and hives. See dosing, drowsiness, alcohol...
Read →Chlorthalidone
Chlorthalidone is a thiazide water pill for blood pressure. See the morning-dose reason,...
Read →Cholestyramine
Cholestyramine (Questran) is a bile-acid powder that lowers cholesterol. See mixing,...
Read →Ciclesonide inhaler
Ciclesonide (Alvesco) is a daily steroid inhaler for asthma prevention. See...
Read →Cimetidine
Cimetidine (Tagamet) is an H2 blocker for ulcers, GERD, and heartburn. See the 2-week...
Read →Ciprofloxacin
Ciprofloxacin (Cipro) is a fluoroquinolone antibiotic for serious bacterial infections. See dosing, boxed...
Read →Citalopram
Citalopram (Celexa) is an SSRI for depression. See dosing, the 40 mg heart-rhythm cap, and side...
Read →Clindamycin
Clindamycin is an antibiotic for bacterial infections. See the diarrhea warning, dosing rules, side...
Read →Clobetasol
Clobetasol is a super-potent steroid for psoriasis and eczema. See the 2-week rule,...
Read →Clomiphene
Clomiphene (Clomid) induces ovulation for infertility. See cycle timing, vision effects,...
Read →Clomipramine
Clomipramine (Anafranil) is a tricyclic for OCD. See the boxed warning, dosing, side...
Read →Clonazepam
Clonazepam (Klonopin) is a benzodiazepine for seizures and panic disorder. See dosing, dependence and...
Read →Clonidine
Clonidine (Catapres) treats high blood pressure and ADHD. See the never-stop-suddenly rule and side...
Read →Clopidogrel
Clopidogrel (Plavix) is an antiplatelet that prevents repeat heart attacks and strokes. See dosing, bleeding...
Read →Clotrimazole cream
Clotrimazole cream (Lotrimin AF) treats athlete's foot, jock itch, and ringworm. See how to apply it, how...
Read →Colchicine
Colchicine (Colcrys) prevents and treats gout attacks and treats FMF. See flare dosing, grapefruit rule, side...
Read →Contraceptive implant
The etonogestrel implant (Nexplanon) prevents pregnancy for up to 5 years. See how it...
Read →Contraceptive patch
The contraceptive patch (Xulane) is weekly combination birth control. See rules,...
Read →Contraceptive vaginal ring
The contraceptive ring (NuvaRing, Annovera) is monthly combination birth control. See...
Read →Cyclobenzaprine
Cyclobenzaprine (Flexeril) is a muscle relaxant for short-term muscle spasms. See dosing, the 3-week limit,...
Read →Cyclosporine eye drops
Cyclosporine eye drops (Restasis) increase tear production in dry eye disease. See...
Read →Dabigatran
Dabigatran (Pradaxa) is a blood thinner for AFib and clots. See the never-stop rule,...
Read →Dapagliflozin
Dapagliflozin (Farxiga) lowers blood sugar and protects heart and kidneys. See the UTI...
Read →Denosumab
Denosumab (Prolia) is a twice-yearly injection for osteoporosis. See calcium, jaw, stop...
Read →Desvenlafaxine
Desvenlafaxine (Pristiq) is an SNRI for depression. See the boxed warning, dosing, side...
Read →Dexamethasone
Dexamethasone is a corticosteroid for inflammation, allergies, and more. See taper rules, side...
Read →Dexmethylphenidate
Dexmethylphenidate (Focalin) is a stimulant for ADHD. See dosing, dependence...
Read →Dextromethorphan
Dextromethorphan (Robitussin, Delsym) is a cough suppressant. See dosing, the MAOI warning, side effects, and...
Read →Diclofenac
Diclofenac treats arthritis pain and inflammation. See the heart and stomach warnings,...
Read →Dicyclomine
Dicyclomine (Bentyl) calms IBS gut spasms. See the heat warning, who should avoid it,...
Read →Digoxin
Digoxin (Lanoxin) treats heart failure and abnormal heart rhythms. See the same-brand rule, pulse checks,...
Read →Diltiazem
Diltiazem (Cardizem) is a calcium channel blocker for blood pressure and angina. See dosing forms, heart...
Read →Dimenhydrinate
Dimenhydrinate (Dramamine) prevents motion sickness. See timing, drowsiness,...
Read →Diphenhydramine
Diphenhydramine (Benadryl) treats allergies and colds. See sedation, age limits, who avoids...
Read →Disulfiram
Disulfiram (Antabuse) makes drinking alcohol physically punishing. See the hidden-alcohol...
Read →Docusate
Docusate (Colace) is a stool softener for occasional constipation and straining. See dosing, the 1-week...
Read →Donepezil
Donepezil (Aricept) treats Alzheimer's dementia symptoms. See what it can and cannot do,...
Read →Doxazosin
Doxazosin (Cardura) treats enlarged prostate and high blood pressure. See the first-dose...
Read →Doxepin
Doxepin (Sinequan) is a tricyclic antidepressant for depression and anxiety. See...
Read →Doxycycline
Doxycycline is a tetracycline antibiotic for infections, acne, and malaria prevention. See dosing, sun...
Read →Dulaglutide
Dulaglutide (Trulicity) is a weekly injection for type 2 diabetes. See dosing, warnings,...
Read →Duloxetine
Duloxetine (Cymbalta) is an SNRI for depression, anxiety, and nerve pain. See dosing, withdrawal warnings,...
Read →Dutasteride
Dutasteride (Avodart) shrinks an enlarged prostate. See the handling rules, timeline,...
Read →Eletriptan
Eletriptan (Relpax) stops migraine attacks. See the redose rule, interaction...
Read →Empagliflozin
Empagliflozin (Jardiance) is an SGLT2 inhibitor for type 2 diabetes, heart failure, and kidney protection....
Read →Enalapril
Enalapril (Vasotec) is an ACE inhibitor for blood pressure and heart failure. See cough,...
Read →Enoxaparin
Enoxaparin (Lovenox) is an injectable blood thinner for DVT and heart events. See...
Read →Epinephrine auto-injector
Epinephrine auto-injectors (EpiPen) stop severe allergic reactions. See when, how, and...
Read →Eplerenone
Eplerenone (Inspra) treats blood pressure and post-heart-attack recovery. See potassium...
Read →Erenumab
Erenumab (Aimovig) is a monthly self-injection to prevent migraine. See how it...
Read →Escitalopram
Escitalopram (Lexapro) is an SSRI for depression and generalized anxiety disorder. See dosing, side effects,...
Read →Esomeprazole
Esomeprazole (Nexium) is a PPI for GERD and heartburn, OTC and prescription. See the 14-day rule, clopidogrel...
Read →Estradiol
Estradiol is estrogen therapy for menopause symptoms and more. See the warnings, dosing,...
Read →Eszopiclone
Eszopiclone (Lunesta) treats insomnia. See the sleep-behavior warning, dosing, side...
Read →Ezetimibe
Ezetimibe (Zetia) blocks cholesterol absorption in the gut. See solo vs with-statin use,...
Read →Famciclovir
Famciclovir (Famvir) treats shingles and herpes outbreaks. See the timing...
Read →Famotidine
Famotidine (Pepcid) is an H2 blocker for heartburn, ulcers, and GERD. See OTC vs prescription dosing, side...
Read →Febuxostat
Febuxostat (Uloric) lowers uric acid to prevent gout attacks. See the heart...
Read →Fexofenadine
Fexofenadine (Allegra) is a non-drowsy antihistamine for allergies. See the juice...
Read →Fezolinetant
Fezolinetant (Veozah) treats menopause hot flashes without hormones. See liver...
Read →Finasteride
Finasteride (Proscar, Propecia) treats enlarged prostate and male hair loss. See dosing, sexual side effects,...
Read →Flecainide
Flecainide (Tambocor) prevents life-threatening irregular heartbeats. See the monitored...
Read →Fluconazole
Fluconazole (Diflucan) is an antifungal, often a single 150 mg dose for yeast infections. See dosing, side...
Read →Fluoxetine
Fluoxetine (Prozac) is an SSRI for depression, OCD, panic attacks, and more. See dosing, the 5-week MAOI...
Read →Fluticasone-salmeterol
Fluticasone-salmeterol (Advair) controls asthma and COPD. See dosing, the rinse rule,...
Read →Fluticasone nasal spray
Fluticasone nasal spray (Flonase) is a corticosteroid for allergy symptoms like sneezing and a stuffy nose....
Read →Fluvoxamine
Fluvoxamine is an SSRI for OCD and social anxiety. See the boxed warning, dosing, side...
Read →Furosemide
Furosemide (Lasix) is a diuretic (water pill) for edema and high blood pressure. See dosing, potassium...
Read →Gabapentin
Gabapentin (Neurontin) treats seizures and nerve pain after shingles. See dosing, the mood-change warning,...
Read →Glimepiride
Glimepiride (Amaryl) lowers blood sugar in type 2 diabetes. See low-sugar rules, dosing,...
Read →Glipizide
Glipizide (Glucotrol) is a sulfonylurea for type 2 diabetes. See dosing, low blood sugar signs, alcohol and...
Read →Glyburide
Glyburide (DiaBeta) is a sulfonylurea for type 2 diabetes. See the low-blood-sugar...
Read →Griseofulvin
Griseofulvin treats ringworm, scalp, and nail fungus. See the long-course rule,...
Read →Guaifenesin
Guaifenesin (Mucinex) is an expectorant that thins mucus to relieve chest congestion. See dosing, side...
Read →Guanfacine
Guanfacine (Intuniv, Tenex) treats ADHD in children and high blood pressure. See dosing, the two-brand rule,...
Read →Haloperidol
Haloperidol (Haldol) treats psychotic disorders and Tourette's tics. See movement...
Read →Hydralazine
Hydralazine is a vasodilator for high blood pressure. See dosing, lupus-like warning,...
Read →Hydrochlorothiazide
Hydrochlorothiazide (HCTZ) is a water pill for blood pressure and fluid retention. See dosing, electrolyte...
Read →Hydrocodone-acetaminophen
Hydrocodone-acetaminophen treats severe pain. See the breathing risk, Tylenol ceiling,...
Read →Hydrocortisone cream
Hydrocortisone cream 1% (Cortizone-10) relieves itching from eczema, insect bites, and rashes. See how to use...
Read →Hydroxychloroquine
Hydroxychloroquine (Plaquenil) treats lupus, rheumatoid arthritis, and malaria. See dosing, eye exams, side...
Read →Hydroxyzine
Hydroxyzine (Vistaril) is an antihistamine for itching, anxiety, and sedation before surgery. See dosing,...
Read →Ibuprofen
Ibuprofen is an NSAID for pain, fever, and inflammation, sold over the counter and by prescription. See...
Read →Imiquimod cream
Imiquimod cream (Aldara) treats actinic keratoses, superficial BCC, and genital...
Read →Indomethacin
Indomethacin (Indocin) is a strong NSAID for arthritis and gout attacks. See dosing and...
Read →Insulin aspart
Insulin aspart (NovoLog) is a rapid-acting mealtime insulin. See timing, low-sugar rules,...
Read →Insulin degludec
Insulin degludec (Tresiba) is a once-daily long-acting insulin. See dosing, low-sugar rules,...
Read →Insulin glargine
Insulin glargine (Lantus) is a once-daily long-acting insulin for type 1 and type 2 diabetes. See injection,...
Read →Insulin lispro
Insulin lispro (Humalog) is rapid-acting mealtime insulin. See timing, low-sugar rules,...
Read →Insulin NPH
Insulin NPH (Humulin N, Novolin N) is intermediate-acting insulin. See mixing, timing,...
Read →Irbesartan
Irbesartan (Avapro) is an ARB for blood pressure and diabetic kidney disease. See dosing, pregnancy warning,...
Read →Isosorbide mononitrate
Isosorbide mononitrate prevents angina. See dosing schedules, headache meaning,...
Read →Isotretinoin
Isotretinoin treats severe nodular acne. See iPLEDGE rules, the birth defect warning, side...
Read →Itraconazole
Itraconazole (Sporanox) treats fungal infections. See the heart warning, food...
Read →Ivermectin
Ivermectin tablets treat parasitic worm infections. See what it is actually for, dosing,...
Read →Ketoconazole shampoo
Ketoconazole shampoo (Nizoral) treats dandruff and tinea versicolor. See how to use...
Read →Ketoconazole topical
Ketoconazole cream and shampoo treat fungal skin infections and dandruff. See courses,...
Read →Ketorolac
Ketorolac is a strong NSAID for short-term pain, max 5 days. See the warnings, dosing,...
Read →Labetalol
Labetalol is a beta blocker for high blood pressure. See dosing, the liver warning list, side...
Read →Lactulose
Lactulose treats constipation and lowers ammonia in liver disease. See dosing, taste tips,...
Read →Lamotrigine
Lamotrigine (Lamictal) treats seizures and bipolar I disorder. See the slow titration, the rash warning, and...
Read →Lansoprazole
Lansoprazole (Prevacid) is a PPI for GERD, ulcers, and heartburn. See dosing, long-term...
Read →Latanoprost
Latanoprost (Xalatan) eye drops lower eye pressure in glaucoma. See evening dosing,...
Read →Leflunomide
Leflunomide (Arava) treats rheumatoid arthritis. See liver, pregnancy, 2-year...
Read →Letrozole
Letrozole (Femara) treats hormone-sensitive breast cancer after menopause. See...
Read →Levetiracetam
Levetiracetam (Keppra) controls seizures in adults and children. See dosing, mood-change warnings, and side...
Read →Levocetirizine
Levocetirizine (Xyzal) is a once-daily evening antihistamine for allergies. See dosing,...
Read →Levofloxacin
Levofloxacin is a fluoroquinolone antibiotic for serious infections. See tendon, nerve, and mood...
Read →Levonorgestrel emergency contraception
Levonorgestrel emergency contraception (Plan B One-Step) prevents pregnancy after unprotected...
Read →Levothyroxine
Levothyroxine (Synthroid) replaces thyroid hormone in hypothyroidism. See how to take it, what blocks...
Read →Lidocaine patch
The lidocaine patch (Lidoderm) treats post-shingles nerve pain. See the 12-hour rule and...
Read →Linaclotide
Linaclotide (Linzess) treats IBS with constipation. See the before-breakfast rule,...
Read →Linagliptin
Linagliptin (Tradjenta) is a DPP-4 inhibitor for type 2 diabetes. See dosing, warnings,...
Read →Liothyronine
Liothyronine (Cytomel) is the T3 thyroid hormone for hypothyroidism. See dosing,...
Read →Liraglutide
Liraglutide (Victoza) is a daily injection for type 2 diabetes. See dosing, warnings, side...
Read →Lisdexamfetamine
Lisdexamfetamine (Vyvanse) is a stimulant for ADHD and binge eating disorder. See dosing, heart warnings, and...
Read →Lisinopril
Lisinopril is an ACE inhibitor for high blood pressure, heart failure, and heart attack recovery. See dosing,...
Read →Lithium
Lithium treats and prevents bipolar mania. See dosing, blood tests, toxicity signs, and diet...
Read →Loperamide
Loperamide (Imodium) controls diarrhea, including travelers' diarrhea. See dosing, when NOT to take it, and...
Read →Loratadine
Loratadine (Claritin) is a once-daily antihistamine for allergy symptoms. See dosing, side effects, and...
Read →Lorazepam
Lorazepam (Ativan) is a benzodiazepine for anxiety and insomnia. See dosing, dependence and withdrawal...
Read →Losartan
Losartan (Cozaar) is an ARB for high blood pressure and diabetic kidney protection. See dosing, the pregnancy...
Read →Lubiprostone
Lubiprostone (Amitiza) treats chronic constipation and IBS-C. See dosing, effects,...
Read →Lurasidone
Lurasidone (Latuda) treats schizophrenia and bipolar depression. See the food rule,...
Read →Meclizine
Meclizine (Antivert, Bonine) prevents motion sickness and treats dizziness. See timing and...
Read →Medroxyprogesterone
Medroxyprogesterone (Provera) treats irregular periods and protects the uterine lining. See...
Read →Meloxicam
Meloxicam (Mobic) is a once-daily NSAID for osteoarthritis and rheumatoid arthritis. See dosing, heart and...
Read →Memantine
Memantine (Namenda) treats Alzheimer's symptoms. See what it can and cannot do, dosing,...
Read →Mesalamine
Mesalamine (Lialda, Apriso) treats ulcerative colitis and maintains remission. See...
Read →Metformin
Metformin is a first-line medication for type 2 diabetes. See dosing with meals, stomach side effects, lactic...
Read →Methimazole
Methimazole (Tapazole) treats hyperthyroidism. See the sore-throat warning,...
Read →Methocarbamol
Methocarbamol (Robaxin) is a muscle relaxant for strains and sprains. See the urine-color...
Read →Methotrexate
Methotrexate treats rheumatoid arthritis, psoriasis, and some cancers. See the weekly-dosing rule,...
Read →Methylphenidate
Methylphenidate (Ritalin, Concerta) is a stimulant for ADHD and narcolepsy. See dosing, growth and heart...
Read →Methylprednisolone
Methylprednisolone (Medrol) is a corticosteroid for inflammation. See taper rules,...
Read →Metoclopramide
Metoclopramide (Reglan) speeds stomach emptying for GERD and gastroparesis. See the TD...
Read →Metoprolol
Metoprolol (Lopressor, Toprol-XL) is a beta blocker for blood pressure, angina, and heart failure. See dosing...
Read →Metronidazole
Metronidazole (Flagyl) treats bacterial and parasitic infections. See the alcohol rule, dosing, side...
Read →Miconazole vaginal
Miconazole vaginal (Monistat 1, 3, 7) treats yeast infections. See how the courses differ, how to apply it,...
Read →Mirabegron
Mirabegron (Myrbetriq) treats overactive bladder without the drying effects. See...
Read →Mirtazapine
Mirtazapine (Remeron) is an antidepressant taken at bedtime, known for sedation and appetite gain. See dosing...
Read →Misoprostol
Misoprostol (Cytotec) prevents NSAID-caused stomach ulcers. See dosing, pregnancy...
Read →Modafinil
Modafinil (Provigil) promotes wakefulness in narcolepsy and shift work. See warnings,...
Read →Mometasone nasal spray
Mometasone nasal spray (Nasonex) treats allergy symptoms and nasal polyps. See...
Read →Montelukast
Montelukast (Singulair) prevents asthma symptoms and treats allergies. See dosing, the boxed mental health...
Read →Mupirocin
Mupirocin ointment treats impetigo and bacterial skin infections. See how to apply it,...
Read →Mycophenolate
Mycophenolate (CellCept) prevents transplant rejection. See empty-stomach, pregnancy...
Read →Naloxone
Naloxone nasal spray (Narcan) reverses opioid overdose, no prescription needed. See the...
Read →Naltrexone
Naltrexone blocks opioid effects and cuts alcohol cravings. See the opioid rules,...
Read →Naproxen
Naproxen (Aleve) is an NSAID for arthritis, pain, and fever, sold over the counter and by prescription. See...
Read →Nebivolol
Nebivolol (Bystolic) is a beta blocker for high blood pressure. See dosing, warnings,...
Read →Nicotine patch
The nicotine patch eases withdrawal while you quit smoking. See dosing steps, safety...
Read →Nifedipine
Nifedipine (Procardia XL) is a calcium channel blocker for blood pressure and angina. See dosing, grapefruit...
Read →Nitrofurantoin
Nitrofurantoin (Macrobid, Macrodantin) is an antibiotic used specifically for urinary tract infections. See...
Read →Nitroglycerin
Nitroglycerin sublingual tablets stop angina attacks. See the 5-minute rule, storage,...
Read →Norethindrone
Norethindrone treats endometriosis and abnormal bleeding. See schedules, serious...
Read →Nortriptyline
Nortriptyline (Pamelor) is a tricyclic antidepressant. See dosing, the sun warning, glaucoma...
Read →Nystatin
Nystatin treats oral thrush and intestinal fungal infections. See how to swish, dosing, side...
Read →Olanzapine
Olanzapine (Zyprexa) treats schizophrenia and bipolar I disorder. See dosing, warnings, weight...
Read →Olmesartan
Olmesartan (Benicar) is an ARB for high blood pressure. See the diarrhea warning, dosing,...
Read →Olopatadine eye drops
Olopatadine (Pazeo, Pataday) eye drops relieve allergic itchy eyes. See the 3-day...
Read →Omeprazole
Omeprazole (Prilosec) is a proton pump inhibitor for heartburn, GERD, and ulcers. See dosing, the 14-day...
Read →Ondansetron
Ondansetron (Zofran) prevents nausea from chemo, radiation, and surgery. See timing, QT...
Read →Oseltamivir
Oseltamivir (Tamiflu) treats and prevents flu. See the 48-hour window, dosing, behavior...
Read →Oxcarbazepine
Oxcarbazepine (Trileptal) controls seizures. See the sodium warning, mood watch,...
Read →Oxybutynin
Oxybutynin (Ditropan XL) is an anticholinergic for overactive bladder. See dosing, dry mouth, heat...
Read →Pantoprazole
Pantoprazole (Protonix) is a proton pump inhibitor for GERD and excess stomach acid. See dosing, long-term...
Read →Paroxetine
Paroxetine (Paxil) is an SSRI for depression, anxiety, OCD, PTSD, and PMDD. See dosing, withdrawal warnings,...
Read →Paxlovid
Paxlovid (nirmatrelvir and ritonavir) treats COVID-19. See the 5-day window, dosing,...
Read →Penicillin VK
Penicillin V potassium treats strep throat and other bacterial infections. See dosing, allergy signs, side...
Read →Permethrin
Permethrin cream kills scabies mites; the lotion kills lice. See the exact application...
Read →Phenazopyridine
Phenazopyridine (Pyridium) relieves UTI pain but cures nothing. See the orange urine...
Read →Phenytoin
Phenytoin (Dilantin) is a classic seizure medication. See the no-switch rule, gum...
Read →Pioglitazone
Pioglitazone (Actos) treats type 2 diabetes. See the heart failure warning, dosing, side...
Read →Polyethylene glycol 3350
Polyethylene glycol 3350 (MiraLAX) is an osmotic laxative for occasional constipation. See dosing, how long...
Read →Pravastatin
Pravastatin (Pravachol) is a well-tolerated statin for cholesterol and heart risk. See...
Read →Prazosin
Prazosin (Minipress) is an alpha-blocker for blood pressure. See the first-dose fainting...
Read →Prednisolone
Prednisolone is a corticosteroid for inflammation and immune conditions. See taper rules,...
Read →Prednisone
Prednisone is a corticosteroid for inflammation, allergies, and autoimmune conditions. See dosing, taper...
Read →Pregabalin
Pregabalin (Lyrica) treats nerve pain, fibromyalgia, and seizures. See dosing, taper rules,...
Read →Probenecid
Probenecid treats chronic gout and boosts certain antibiotics. See hydration,...
Read →Prochlorperazine
Prochlorperazine (Compazine) controls severe nausea and vomiting. See effects,...
Read →Progesterone
Micronized progesterone (Prometrium) pairs with estrogen in menopause therapy. See...
Read →Promethazine
Promethazine (Phenergan) treats allergies, nausea, and motion sickness. See the child...
Read →Propranolol
Propranolol (Inderal) is a beta blocker for blood pressure, tremor, migraine, and more. See dosing, asthma...
Read →Pseudoephedrine
Pseudoephedrine (Sudafed) is a decongestant for nasal and sinus congestion. See dosing, who should avoid it,...
Read →Quetiapine
Quetiapine (Seroquel) treats schizophrenia, bipolar disorder, and depression. See dosing,...
Read →Rabeprazole
Rabeprazole (AcipHex) is a PPI for GERD, ulcers, and H. pylori. See dosing, long-term...
Read →Raloxifene
Raloxifene (Evista) prevents osteoporosis and lowers breast cancer risk. See the clot...
Read →Ramelteon
Ramelteon (Rozerem) is a melatonin-receptor sleep aid. See how it differs, dosing,...
Read →Ramipril
Ramipril (Altace) is an ACE inhibitor for blood pressure and heart risk. See dosing, cough,...
Read →Rifaximin
Rifaximin (Xifaxan) treats traveler's diarrhea, IBS-D, and liver-related brain fog. See...
Read →Rimegepant
Rimegepant (Nurtec ODT) treats and prevents migraine. See the every-other-day...
Read →Risperidone
Risperidone (Risperdal) treats schizophrenia, bipolar disorder, and autism irritability. See...
Read →Rivaroxaban
Rivaroxaban (Xarelto) is a blood thinner for AFib stroke prevention and blood clots. See dosing, food rules,...
Read →Rizatriptan
Rizatriptan (Maxalt) treats migraine attacks, tablet or melt. See dosing, the 24-hour triptan rule, heart...
Read →Rosuvastatin
Rosuvastatin (Crestor) is a high-intensity statin. See muscle-ache guidance, diet role,...
Read →Sacubitril-valsartan
Sacubitril-valsartan (Entresto) lowers heart-failure deaths and hospitalizations. See...
Read →Scopolamine patch
The scopolamine patch (Transderm Scop) prevents motion-sickness nausea. See how to...
Read →Semaglutide
Semaglutide (Ozempic) is a once-weekly injection for type 2 diabetes. See dosing, thyroid warning, side...
Read →Senna
Senna (Senokot, Ex-Lax) is a stimulant laxative for short-term constipation. See the 1-week...
Read →Sertraline
Sertraline (Zoloft) is an SSRI for depression, OCD, panic attacks, PTSD, and social anxiety. See dosing, side...
Read →Sildenafil
Sildenafil (Viagra) treats erectile dysfunction. See how to take it, the nitrates rule, side...
Read →Silver sulfadiazine
Silver sulfadiazine (Silvadene) cream prevents burn infections. See how to apply,...
Read →Simethicone
Simethicone (Gas-X) relieves gas pressure, bloating, and fullness. See dosing for adults and infants, side...
Read →Sitagliptin
Sitagliptin (Januvia) is a DPP-4 inhibitor for type 2 diabetes in adults. See dosing, pancreatitis warning,...
Read →Solifenacin
Solifenacin (VESIcare) treats overactive bladder. See the 3-day constipation rule,...
Read →Sotalol
Sotalol (Betapace) treats serious heart-rhythm disorders. See the monitored start,...
Read →Spironolactone
Spironolactone is a potassium-sparing diuretic for heart failure, blood pressure, and fluid retention. See...
Read →Sucralfate
Sucralfate (Carafate) coats and protects ulcers while they heal. See the empty-stomach...
Read →Sulfamethoxazole-trimethoprim
Sulfamethoxazole-trimethoprim (Bactrim) is a sulfa antibiotic for UTIs and other bacterial infections. See...
Read →Sulfasalazine
Sulfasalazine (Azulfidine) treats ulcerative colitis and rheumatoid arthritis. See...
Read →Sumatriptan
Sumatriptan (Imitrex) treats migraine attacks. See dosing, the 10-day-per-month rule, heart warnings, and...
Read →Tacrolimus ointment
Tacrolimus ointment (Protopic) is a steroid-free eczema option. See the warning, use...
Read →Tadalafil
Tadalafil (Cialis) treats ED, enlarged prostate, and PAH. See the nitrate rule, dosing...
Read →Tamsulosin
Tamsulosin (Flomax) is an alpha blocker for an enlarged prostate. See dosing, first-dose dizziness, side...
Read →Temazepam
Temazepam (Restoril) is a benzodiazepine for insomnia. See the 7-hour rule, warnings,...
Read →Terbinafine
Terbinafine (Lamisil) tablets treat nail fungus over 6 to 12 weeks. See dosing, liver warnings, taste loss,...
Read →Testosterone gel
Testosterone gel (AndroGel) treats low testosterone in men. See the transfer rules,...
Read →Theophylline
Theophylline opens airways in asthma, bronchitis, and emphysema. See the narrow-window...
Read →Tiotropium
Tiotropium (Spiriva) is a daily inhaler for COPD. See the capsule-inhaler steps, eye...
Read →Tirzepatide
Tirzepatide (Mounjaro) is a weekly injection for type 2 diabetes. See dosing, warnings,...
Read →Tizanidine
Tizanidine (Zanaflex) relaxes muscle spasms from MS and spinal injury. See the food rule,...
Read →Tolterodine
Tolterodine (Detrol) treats overactive bladder. See effects, whole-capsule...
Read →Topiramate
Topiramate (Topamax) treats seizures and prevents migraine. See dosing, birth control warning, heat warning,...
Read →Torsemide
Torsemide (Demadex) is a loop diuretic for fluid overload and blood pressure. See effects,...
Read →Tramadol
Tramadol (Ultram) is an opioid for severe pain. See dosing, breathing warnings, naloxone...
Read →Tranexamic acid
Tranexamic acid (Lysteda) treats heavy menstrual bleeding. See the 5-day and clot...
Read →Trazodone
Trazodone is a serotonin modulator prescribed for depression and often for sleep. See dosing, priapism and...
Read →Tretinoin
Tretinoin cream treats acne and fine wrinkles. See the purge timeline, sun rules, side...
Read →Triamcinolone cream
Triamcinolone topical (Kenalog) is a prescription corticosteroid for eczema, psoriasis, and rashes. See how...
Read →Triamterene-HCTZ
Triamterene-HCTZ (Maxzide, Dyazide) is a paired water pill for blood pressure. See potassium...
Read →Ulipristal emergency contraception
Ulipristal (Ella) prevents pregnancy up to 5 days after unprotected sex. See how it...
Read →Ursodiol
Ursodiol (Actigall) dissolves gallstones and treats PBC liver disease. See duration,...
Read →Valacyclovir
Valacyclovir (Valtrex) is an antiviral for cold sores, shingles, chickenpox, and genital herpes. See dosing...
Read →Valproate
Valproic acid treats seizures, mania, and migraine prevention. See boxed warnings,...
Read →Valsartan
Valsartan (Diovan) is an ARB for blood pressure and heart failure. See dosing, the pregnancy warning, and...
Read →Varenicline
Varenicline (Chantix) blocks nicotine's reward to help quit smoking. See the mood...
Read →Venlafaxine
Venlafaxine (Effexor XR) is an SNRI for depression, anxiety, and panic disorder. See dosing, withdrawal...
Read →Verapamil
Verapamil is a calcium channel blocker for blood pressure, angina, and arrhythmias. See dosing, grapefruit...
Read →Vilazodone
Vilazodone (Viibryd) treats depression. See the boxed warning, food rule, dosing, side...
Read →Vortioxetine
Vortioxetine (Trintellix) treats depression in adults. See the boxed warning, dosing,...
Read →Warfarin
Warfarin (Coumadin) is a blood thinner for clots and stroke prevention. See INR checks, vitamin K rules,...
Read →Ziprasidone
Ziprasidone (Geodon) treats schizophrenia and bipolar disorder. See the heart-rhythm...
Read →Zolmitriptan
Zolmitriptan (Zomig) stops migraine attacks. See dosing limits, chest-tightness...
Read →Zolpidem
Zolpidem (Ambien) is a sleep medication for insomnia. See dosing, the sleep-driving warning, next-day...
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