See Drug Interventions by First Letter (A)
- Abacavir
- Abarelix
- Abatacept
- Abciximab
- Acamprosate
- Acarbose
- Acebutolol
- Aceclofenac
- Acenocoumarol
- Acetaminophen
- Acetaminophen, hydrocodone drug combination
- Acetazolamide
- Acetic Acid
- Acetohexamide
- Acetorphan
- Acetovanillone
- Acetylcarnitine
- Acetylcholine
- Acetylcysteine
- Acetylmuramyl-Alanyl-Isoglutamine
- Acetylsalicylic acid lysinate
- Acidophilus
- Acifluorfen
- Acipimox
- Acitretin
- Aclacinomycins
- Acriflavine
- Actovegin
- Acyclovir
- Adalimumab
- Adapalene
- Adderall
- Adefovir
- Adefovir dipivoxil
- Adenosine
- Adenosine A1 Receptor Antagonists
- Adenosine Deaminase Inhibitors
- Adjuvants, Anesthesia
- Adjuvants, Immunologic
- Adrenergic Agents
- Adrenergic Agonists
- Adrenergic alpha-1 Receptor Antagonists
- Adrenergic alpha-2 Receptor Antagonists
- Adrenergic alpha-Agonists
- Adrenergic alpha-Antagonists
- Adrenergic Antagonists
- Adrenergic beta-1 Receptor Antagonists
- Adrenergic beta-2 Receptor Agonists
- Adrenergic beta-Agonists
- Adrenergic beta-Antagonists
- Adrenocorticotropic Hormone
- Adrenocorticotropin zinc
- Adrenomedullin
- Agglutinins
- Ajmaline
- Alanine
- Alanosine
- Alatrofloxacin
- Albendazole
- Albuterol
- Alclometasone dipropionate
- Aldesleukin
- Aldosterone Antagonists
- Alefacept
- Alemtuzumab
- Alendronate
- Alfalfa
- Alfentanil
- Alfuzosin
- Algestone
- Alginic acid
- Alitretinoin
- Alizapride
- Alkylating Agents
- Allantoin
- Allicin
- Alliin
- Allopurinol
- Allyl sulfide
- Almotriptan
- Aloe
- Alogliptin
- Alosetron
- Alovudine
- Alpha 1-Antitrypsin
- Alpha-lipoic Acid
- Alpha-Methyltyrosine
- Alpha-MSH
- Alpha-Tocopherol
- Alprazolam
- Alprostadil
- Altretamine
- Aluminum chloride
- Aluminum Hydroxide
- Aluminum hydroxide, magnesium hydroxide, drug combination
- Aluminum hydroxide, magnesium hydroxide, simethicone drug combination
- Aluminum phosphate
- Aluminum sulfate
- Alverine
- Amantadine
- Ambroxol
- American Elder
- Amifostine
- Amikacin
- Amiloride
- Aminoglutethimide
- Aminolevulinic Acid
- Aminophylline
- Aminopterin
- Aminosalicylic Acid
- Amiodarone
- Amitriptyline
- Amitriptyline, perphenazine drug combination
- Amlexanox
- Amlodipine
- Amlodipine, atorvastatin drug combination
- Amlodipine, valsartan drug combination
- Ammonium trichloro(dioxoethylene-O,O'-)tellurate
- Amodiaquine
- Amodiaquine, artesunate drug combination
- Amonafide
- Amorolfine
- Amoxicillin
- Amoxicillin-Potassium Clavulanate Combination
- Amphetamine
- Amphotericin B
- Amphotericin B, deoxycholate drug combination
- Ampicillin
- Ampligen
- Amprenavir
- Amrubicin
- Amsacrine
- Anabolic Agents
- Anagrelide
- Analgesics
- Analgesics, Non-Narcotic
- Analgesics, Opioid
- Anastrozole
- Ancrod
- Androgen Antagonists
- Androgen Receptor Antagonists
- Androgens
- Andrographolide
- Anesthetics
- Anesthetics, Dissociative
- Anesthetics, General
- Anesthetics, Inhalation
- Anesthetics, Intravenous
- Anesthetics, Local
- Angelica
- Angiogenesis Inducing Agents
- Angiogenesis Inhibitors
- Angiogenesis Modulating Agents
- Angiogenin
- Angiopeptin
- Angiostatins
- Angiotensin I (1-7)
- Angiotensin II
- Angiotensin II Type 1 Receptor Blockers
- Angiotensin Receptor Antagonists
- Angiotensin-Converting Enzyme Inhibitors
- Angiotensinogen
- Anidulafungin
- Annamycin
- Annexin A5
- Antacids
- Antazoline
- Anthelmintics
- Anthocyanidin
- Anthralin
- Anthranilic acid
- Anti-Allergic Agents
- Anti-Anxiety Agents
- Anti-Arrhythmia Agents
- Anti-Asthmatic Agents
- Anti-Bacterial Agents
- Anti-Dyskinesia Agents
- Anti-HIV Agents
- Anti-Infective Agents, Local
- Anti-Infective Agents, Urinary
- Anti-Inflammatory Agents
- Anti-Inflammatory Agents, Non-Steroidal
- Anti-Obesity Agents
- Anti-Retroviral Agents
- Anti-Ulcer Agents
- Antibiotics, Antineoplastic
- Antibodies
- Antibodies, Anti-Idiotypic
- Antibodies, Anticardiolipin
- Antibodies, Antineutrophil Cytoplasmic
- Antibodies, Antiphospholipid
- Antibodies, Bispecific
- Antibodies, Monoclonal
- Antibodies, Neoplasm
- Anticarcinogenic Agents
- Anticholesteremic Agents
- Anticoagulants
- Anticonvulsants
- Antidepressive Agents
- Antidepressive Agents, Second-Generation
- Antidepressive Agents, Tricyclic
- Antidiarrheals
- Antidotes
- Antiemetics
- Antifibrinolytic Agents
- Antifungal Agents
- Antigen-Antibody Complex
- Antihypertensive Agents
- Antilymphocyte Serum
- Antimalarials
- Antimanic Agents
- Antimetabolites
- Antimetabolites, Antineoplastic
- Antimitotic Agents
- Antimony Sodium Gluconate
- Antineoplastic Agents, Alkylating
- Antineoplastic Agents, Hormonal
- Antineoplastic Agents, Phytogenic
- Antioxidants
- Antiparasitic Agents
- Antiparkinson Agents
- Antiprotozoal Agents
- Antipruritics
- Antipsychotic Agents
- Antipyretics
- Antirheumatic Agents
- Antisickling Agents
- Antithrombin III
- Antithrombin Proteins
- Antithrombins
- Antithyroid Agents
- Antitoxins
- Antitubercular Agents
- Antitussive Agents
- Antivenins
- Antiviral Agents
- Antivitamins K
- Apaziquone
- Apomorphine
- Appetite Depressants
- Appetite Stimulants
- Apraclonidine
- Aprepitant
- Apricot
- Aprotinin
- Arachidonic Acid
- Argatroban
- Arginine
- Arginine butyrate
- Arginine Vasopressin
- Aripiprazole
- Aristolochic acid I
- Arnica
- Aromatase Inhibitors
- Arotinolol
- Arsenic trioxide
- Artemether
- Artemether-lumefantrine combination
- Artemisinine
- Artemisinins
- Artesunate
- Arthrotec
- Artichoke
- Ascorbate-2-phosphate
- Ascorbic Acid
- Asenapine
- Ashwagandha
- Asparaginase
- Aspartic Acid
- Aspirin
- Aspirin, aluminum hydroxide, magnesium hydroxide drug combination
- Aspirin, dipyridamole drug combination
- Astragalus
- Astressin
- Atamestane
- Atazanavir
- Atenolol
- Atipamezole
- Atomoxetine
- Atorvastatin
- Atosiban
- Atovaquone
- Atracurium
- Atreleuton
- Atrial natriuretic factor prohormone (95-126)
- Atropine
- Atropine sulfate-diphenoxylate hydrochloride combination
- Auranofin
- Autoantibodies
- Autonomic Agents
- Azacitidine
- Azaperone
- Azathioprine
- Azelaic acid
- Azelastine
- Azimilide
- Azithromycin
- Azosemid
- Aztreonam