Medicines A-Z: English Uses, Safety and Interactions
Browse source-based English medicine summaries, check the formulation and country covered, and find related safety information in one A-Z directory.
How to use these summaries and check sources
Browse English summaries of medicine uses, important safety warnings and documented drug-interaction precautions. Each entry identifies the medicine and the product information used. This directory is an information resource; its alphabetical order does not rank medicines or recommend a treatment.
How to use a medicine summary
- Check the active ingredient, strength, dosage form and route on your own packaging. A tablet, injection, prolonged-release product and skin preparation can have different instructions.
- Read the country and formulation described. The same active ingredient may have different brand names, approved uses or warnings in different countries.
- Use the source links to find the reviewed official product information. A concise summary cannot replace the current leaflet supplied with your own medicine.
- Ask a qualified healthcare professional about personal treatment and combinations, including non-prescription products and supplements.
Sources and update dates
Individual summaries cite regulatory product information and other identified authoritative sources. Their source-check dates record when those documents were checked. They do not claim a clinical review by a doctor or pharmacist, and they are not changed merely to make content appear newer. Related medicine links help readers explore documented relationships; they do not establish that medicines are safe to combine or interchangeable.
English and Turkish information
Every English medicine summary links to its corresponding detailed Turkish profile. The language choice is yours; the site does not automatically redirect readers according to country or browser language. Product names and country-specific labels remain clearly identified.
A
Abilify (aripiprazole)
Abilify 5 mg is an oral aripiprazole tablet. Learn about UK indications, restlessness, impulse-control changes and clinically important interactions.
Advil Liqui-Gels 200 mg (Ibuprofen)
Advil Liqui-Gels contain ibuprofen 200 mg. Review oral capsule uses, stomach bleeding, pregnancy cautions and interactions with other pain medicines.
Aldactone (Spironolactone)
Aldactone 25 mg contains spironolactone. Understand fluid and heart-failure treatment, high-potassium risks, interactions and monitoring needs.
Aleve 220 mg (Naproxen Sodium)
Aleve 220 mg is an oral naproxen sodium pain reliever. Learn about NSAID bleeding risks, other painkillers, aspirin and pregnancy precautions.
Anastrozole
Anastrozole is an oral aromatase inhibitor that lowers oestrogen production. This summary follows the Sandoz UK product information for film-coated tablets.
Apixaban (Eliquis 5 mg)
Eliquis 5 mg contains apixaban, an oral anticoagulant. Read about its adult uses, bleeding warnings and interactions using current EU product information.
Atorvastatin (Lipitor 20 mg)
Lipitor 20 mg contains atorvastatin. This US-label-based summary covers cholesterol treatment, muscle warnings, drug interactions and pregnancy decisions.
Augmentin 875/125 mg
Augmentin BID 1000 mg contains amoxicillin 875 mg and clavulanic acid 125 mg. Read about its bacterial uses, allergy risks and interactions.
B
Bactrim Forte (Co-trimoxazole)
Bactrim Forte contains sulfamethoxazole 800 mg and trimethoprim 160 mg. Read about appropriate infection treatment, serious reactions and key interactions.
Brexpiprazole
The film-coated tablets are taken by mouth, with or without food. A prescriber considers kidney and liver function, CYP2D6 metabolism and other medicines when planning treatment.
C
Cannabidiol (Epidyolex)
Prescription cannabidiol oral solution has specific epilepsy indications. Learn how Epidyolex differs from retail CBD and why liver and interaction checks matter.
Cariprazine
Cariprazine is an oral atypical antipsychotic. It is the active ingredient rather than a promise that every country sells the same brand, strength or formulation.
Celebrex 200 mg (Celecoxib)
Celebrex contains celecoxib, a COX-2-selective NSAID. Read the UK capsule indications, cardiovascular and bleeding warnings, and important medicine checks.
Cipralex (escitalopram)
Cipralex 10 mg contains escitalopram. Read about the UK tablet indications, heart rhythm precautions, serotonin-related interactions and withdrawal.
Cipro (Ciprofloxacin) 500 mg
Cipro 500 mg is an oral fluoroquinolone antibiotic. Understand its restricted uses, tendon and nerve warnings, and important medicine interactions.
Clopidogrel (Plavix 75 mg)
Plavix 75 mg contains clopidogrel, an antiplatelet medicine. Learn its uses, bleeding precautions and important acid-suppressant interactions.
Concerta (Methylphenidate)
Concerta 18 mg is an extended-release methylphenidate tablet. Read about ADHD treatment, heart and mood monitoring, interactions and safe handling.
Cozaar (Losartan)
Cozaar 50 mg contains losartan. Read about blood pressure treatment, potassium and kidney monitoring, medicine interactions and pregnancy warnings.
Crestor (Rosuvastatin)
Crestor 20 mg contains rosuvastatin, a statin. Read about cholesterol treatment, muscle warnings, interacting medicines and pregnancy considerations.
Cyclobenzaprine
Cyclobenzaprine is a centrally acting muscle relaxant. This summary concerns the US immediate-release oral tablet label, rather than an extended-release or sublingual product.
D
Desvenlafaxine
The reviewed US indication is major depressive disorder in adults, not treatment of depression in children. Tablets are swallowed whole rather than crushed, split or dissolved.
Dicyclomine
Dicyclomine, also called dicycloverine, is an antispasmodic with antimuscarinic activity. It reduces intestinal smooth-muscle spasm.
Diflucan 150 mg (Fluconazole)
Diflucan 150 mg is an oral fluconazole capsule. Learn why the infection, pregnancy status and interacting medicines change the safety assessment.
Disulfiram
Disulfiram is a medicine used as an adjunct to supported treatment for alcohol use disorder in carefully selected adults.
Doxepin
Doxepin has more than one medicinal use and formulation. This page mainly covers the low-dose 3 mg and 6 mg oral tablets licensed in the United States for insomnia.
Dronedarone (Multaq)
Dronedarone is a specialist heart-rhythm medicine. Its use depends on the type of atrial fibrillation, heart function and a careful interaction review.
Duphalac (Lactulose)
Duphalac syrup contains lactulose 667 mg/ml. Learn how this osmotic laxative works, when to seek help and why diarrhoea and fluid loss matter.
E
Eszopiclone
Eszopiclone is a prescription medicine for insomnia. It is the S-enantiomer of zopiclone, but it is a separately named active medicine with its own product information.
Euthyrox (Levothyroxine)
Euthyrox 25 micrograms contains levothyroxine. Learn about thyroid replacement, monitoring, absorption interactions and the importance of treatment in pregnancy.
Exemestane
Exemestane is an oral aromatase inhibitor used in specialist breast cancer treatment.
F
Flagyl (Metronidazole) 500 mg
Metronidazole 500 mg oral tablets treat selected anaerobic bacterial and parasitic infections. Read the Flagyl summary, alcohol precautions and interactions.
Forxiga (Dapagliflozin)
Forxiga 10 mg is a dapagliflozin tablet. Learn about its diabetes, heart failure and kidney indications, ketoacidosis warnings and medicine interactions.
G
Glucophage (Metformin)
Glucophage 500 mg is an immediate-release metformin tablet. Read about type 2 diabetes use, stomach effects, vitamin B12, kidney precautions and interactions.
Glycopyrrolate
Glycopyrrolate is also known as glycopyrronium bromide. It blocks muscarinic effects and reduces gastrointestinal movement and secretions.
I
Imodium (Loperamide)
Imodium contains loperamide. Learn about short-term diarrhoea relief, dehydration, warning signs, heart-rhythm risks and medicine interactions.
Indomethacin
Indomethacin, also spelled indometacin, is a prescription non-steroidal anti-inflammatory drug, or NSAID. It reduces pain and inflammation.
Ivermectin
Ivermectin is an antiparasitic medicine. This summary concerns tablets made for human oral use, not veterinary preparations or skin creams.
J
Januvia (Sitagliptin)
Januvia contains sitagliptin for adult type 2 diabetes. Read about kidney-related strength selection, pancreatitis warnings, hypoglycaemia and interactions.
Jardiance (Empagliflozin)
Jardiance 10 mg contains empagliflozin. Read a source-based overview of its diabetes, heart failure and kidney uses, dehydration risks and important interactions.
K
Ketorolac
Ketorolac is a prescription NSAID used for short-term, moderately severe acute pain. This page describes United States oral ketorolac tromethamine tablets.
L
Lamictal (Lamotrigine)
Lamictal 100 mg contains lamotrigine. Read about epilepsy and bipolar maintenance uses, serious rash, valproate and oestrogen interactions, and safety monitoring.
Lasix (Furosemide)
Lasix 40 mg contains furosemide. Read about fluid-retention treatment, dehydration and electrolyte warnings, medicine interactions and follow-up.
Lemborexant (Dayvigo)
Lemborexant is an oral insomnia medicine. This source-based guide explains next-day impairment, unusual sleep behaviours and important interaction checks.
Linaclotide
Linaclotide is an intestinal guanylate cyclase-C agonist. It acts mainly inside the gut, increasing intestinal fluid and helping stool passage.
Losec (Omeprazole)
Losec 20 mg contains omeprazole. Understand the oral gastro-resistant capsule, reflux and ulcer uses, long-term precautions and interaction checks.
Lubiprostone
It is an oral soft capsule taken with food and water and swallowed whole. Taking it with food can reduce nausea.
Lurasidone
Take the prescribed tablet with a meal and swallow it whole. Taking lurasidone without food can reduce the amount absorbed.
Lustral (sertraline)
Lustral 50 mg is an oral sertraline tablet. Explore its licensed UK uses, withdrawal precautions, bleeding interactions and warning signs.
Lyrica (Pregabalin)
Lyrica 75 mg is a pregabalin capsule. Learn about nerve-pain and seizure uses, sedation, breathing risks, dependence and important pregnancy precautions.
M
Methocarbamol
Methocarbamol is a centrally acting medicine used for painful musculoskeletal conditions. This page concerns oral tablets containing methocarbamol alone.
Midodrine
Midodrine raises blood pressure in selected patients with severe orthostatic hypotension. Read about supine hypertension, monitoring and medicine interactions.
Minocycline Oral Capsules
Minocycline oral capsules are tetracycline antibiotics. Read about infection and acne uses, formulation differences, mineral interactions and important warnings.
Mounjaro (tirzepatide)
Mounjaro tirzepatide explained: diabetes and regional weight-management indications, pen differences, contraception, medicine interactions and safety.
N
Nabumetone
Nabumetone is a prescription non-steroidal anti-inflammatory drug. Its active metabolite, 6-MNA, helps reduce pain and inflammation.
Naltrexone
Naltrexone is an opioid-receptor antagonist. The reference for this page is an oral tablet, not a long-acting injection.
Neurontin (Gabapentin)
Neurontin 300 mg contains gabapentin. Read about approved uses, drowsiness, opioid and antacid interactions, withdrawal and breathing-related warnings.
Nexium (Esomeprazole)
Nexium 20 mg contains esomeprazole. Read about the prescription gastro-resistant tablet, reflux treatment, warning symptoms and important interactions.
Nortriptyline
Nortriptyline is a tricyclic antidepressant. This summary follows the UK oral-tablet product information for major depressive episodes in adults.
Norvasc (Amlodipine)
Norvasc 5 mg contains amlodipine. Learn about blood pressure and angina treatment, ankle swelling, important interactions and warning symptoms.
O
Oral Minoxidil
Oral minoxidil has important cardiovascular warnings. Understand its hypertension indication, off-label hair-loss context and difference from scalp products.
Orphenadrine
The reviewed Australian Norflex information describes relief of painful muscle spasm associated with strains, sprains and related musculoskeletal conditions.
Oxcarbazepine
Oxcarbazepine treats certain seizures. Read about low sodium, serious skin reactions, hormonal contraception and pregnancy monitoring with oral treatment.
Ozempic (semaglutide) Injection
Ozempic 1 mg injection explained: type 2 diabetes, important safety warnings, medicine interactions and the differences from oral or weight-management semaglutide.
P
Panadol 500 mg (Paracetamol/Acetaminophen)
Panadol 500 mg contains paracetamol, also called acetaminophen. Read its uses, duplicate-product risks, overdose warning and important interactions.
Paxlovid (Nirmatrelvir/Ritonavir)
Paxlovid is an early oral COVID-19 treatment for eligible higher-risk patients. Kidney function and a full interaction review are essential before prescribing.
Perampanel
Perampanel is an oral antiseizure medicine. Learn about its formulation-specific uses, serious behavioural warnings, sedation and important medicine interactions.
Pitolisant (Wakix)
Pitolisant promotes wakefulness. This guide distinguishes regional indications and explains heart-rhythm, contraception and medicine-interaction precautions.
Prozac (fluoxetine)
Prozac 20 mg contains fluoxetine. Read a source-based overview of capsule uses, delayed interactions, common side effects and urgent warning signs.
Prucalopride
The tablet may be taken with or without food. Kidney function, liver disease and age can influence the prescribing plan.
R
Ramelteon
Ramelteon acts at melatonin receptors and is used for insomnia characterised by difficulty falling asleep. This summary follows a July 2026 US generic-tablet label.
Rivaroxaban (Xarelto 20 mg)
Xarelto 20 mg contains rivaroxaban. Its food requirement, bleeding risks and drug interactions differ from those of other strengths and anticoagulants.
Ropinirole
A clinician adjusts treatment gradually according to benefit and unwanted effects. Significant interruptions may require a revised restart plan.
Rybelsus 7 mg (oral semaglutide)
Rybelsus 7 mg oral semaglutide: diabetes use, formulation changes, absorption instructions, interactions and important safety warnings.
S
Saxenda (liraglutide)
Saxenda liraglutide pen explained: weight-management eligibility, daily-injection formulation, important side effects, interactions and pregnancy precautions.
Selegiline
Selegiline is a monoamine oxidase B inhibitor used in Parkinson treatment. This page concerns conventional oral tablets and follows the UK Eldepryl product information.
Seroquel (quetiapine)
Seroquel 25 mg is an immediate-release quetiapine tablet. Read about licensed uses, drowsiness, metabolic monitoring and important interactions.
Solriamfetol (Sunosi)
Solriamfetol is an oral wakefulness medicine for adults with narcolepsy or obstructive sleep apnoea. Read its cardiovascular precautions and interaction limits.
Suvorexant
Suvorexant is an orexin receptor antagonist used for insomnia involving difficulty falling asleep, staying asleep, or both.
T
Tamiflu 75 mg (Oseltamivir)
Tamiflu 75 mg is an oral oseltamivir capsule for influenza. Understand early treatment, prevention uses, kidney precautions and important safety warnings.
V
Valtrex 500 mg (Valaciclovir)
Valtrex 500 mg contains valaciclovir, an oral antiviral. Read about herpes treatment, kidney precautions, serious skin reactions and interacting medicines.
Vibramycin (Doxycycline) 100 mg
Vibramycin contains doxycycline. This oral 100 mg capsule summary explains bacterial uses, swallowing precautions, sun sensitivity and medicine interactions.
Voltaren 50 mg Oral Tablets (Diclofenac)
Voltaren 50 mg oral enteric-coated tablets contain diclofenac sodium. Review pain uses, gastrointestinal and cardiovascular warnings, and medicine interactions.
W
Warfarin (Coumadin 5 mg)
Coumadin is a warfarin brand. This oral-tablet summary explains INR monitoring, dietary consistency, bleeding risks and current warfarin precautions.
Wegovy (semaglutide) Injection
A source-based guide to Wegovy 2.4 mg injection: who it is intended for, important adverse effects, interactions and differences from other semaglutide products.
X
Xanax (Alprazolam)
Xanax 0.5 mg contains alprazolam. Read source-based information on anxiety treatment, dependence, withdrawal, alcohol and important medicine interactions.
Z
Ziprasidone
Take oral capsules with food and swallow them whole; do not open, crush or chew them.
Zitromax (Azithromycin) 500 mg
Azithromycin 500 mg tablets are macrolide antibiotics. Read about the Zitromax record, infection-specific uses, heart-rhythm warnings and interactions.
Zofran (Ondansetron)
Zofran 4 mg contains ondansetron. Read about oral tablet uses, constipation, QT-related precautions, apomorphine and other interaction checks.
Zolpidem
Zolpidem is a prescription sleep medicine. The information here mainly describes immediate-release zolpidem tartrate tablets in the United States.
Zonisamide
Zonisamide is a sulfonamide antiseizure medicine supplied as oral capsules and, in some markets, a separately labelled suspension.