Drug Ingredients A–Z

A comprehensive reference of 2885 active pharmaceutical ingredients used in FDA-approved medications. Each entry lists brand names, dosage forms, routes, and FDA-approved labeling data including indications, warnings, adverse reactions, and contraindications.

This section covers 2885 active pharmaceutical ingredients used in FDA-approved medications. Each entry lists available brand name products, dosage forms, routes of administration, and FDA-approved prescribing information from DailyMed (National Library of Medicine).

ⓘ Information

Data sourced from FDA Drugs@FDA database and DailyMed (NLM) — both U.S. government public domain resources.

Drug Ingredients A–Z

Diphenhydramine Citrate — Active Pharmaceutical Ingredient

Diphenhydramine Hydrochloride — Active Pharmaceutical Ingredient

Diphenidol Hydrochloride — Active Pharmaceutical Ingredient

Diphenoxylate Hydrochloride — Active Pharmaceutical Ingredient

Diphenylpyraline Hydrochloride — Active Pharmaceutical Ingredient

Dipivefrin Hydrochloride — Active Pharmaceutical Ingredient

Dipyridamole — Active Pharmaceutical Ingredient

Dirithromycin — Active Pharmaceutical Ingredient

Diroximel Fumarate — Active Pharmaceutical Ingredient

Disopyramide Phosphate — Active Pharmaceutical Ingredient