API Standards - A
- Abacavir
- Abaloparatide
- Abamectin
- Abametapir
- Abemaciclib
- Abietic Acid
- Abiraterone
- Abiraterone Acetate
- Abrocitinib
- Acalabrutinib
- Acamprosate
- Acarbose
- Acebrophylline
- Acebutolol
- Aceclofenac
- Acediasulfone
- Acedoben
- Acemetacin
- Acenocoumarol
- Acesulfame Potassium
- Acetamenophen
- Acetazolamide
- Acetophenone
- Acetovanillone
- Acetylcholine
- Acetylcysteine
- Acetylisovaleryltylosin
- Acetyltributyl Citrate
- Aciclovir
- Acitretin
- Aclonifen
- Acotiamide
- Acrivastine
- Acyclovir
- Adagrasib
- Adapalene
- Adefovir
- Ademethionine
- Ademetionine
- Adenosine
- Adiphenine
- Adrenaline
- Adrenalone
- AF38469
- Afatinib
- Aflatoxin
- Afobazole
- Afoxolaner
- Agnuside
- Agomelatine
- Alarelin
- Albendazole
- Albuterol
- Alcaftadine
- Alclometasone Dipropionate
- Aldicarb
- Alectinib
- Alendronate
- Aleuritic Acid
- Alfa Lipoic acid
- Alfacalcidol
- Alfadex
- Alfaxalone
- Alfentanil
- Alfuzosin
- Algestone
- Alimemazine
- Alimemazine Hemitartrate
- Aliskiren
- Alitretinoin
- all-rac-?-Tocopherol
- Allantoin
- Allopurinol
- Allylestrenol
- Almotriptan
- Alogliptin
- Aloperine
- Alosetron
- Alpelisib
- Alprazolam
- Alprenolol
- Alprostadil
- Altiratinib
- Altizide
- Altrenogest
- Altretamine
- Alverine
- Alvespimycin
- Alvimopan
- Amantadine
- Ambrisentan
- Ambroxol
- Amfenac
- Amfepramone
- AMG-510
- Amidotrizoic Acid
- Amifampridine
- Amikacin
- Amiloride
- Amino acid
- Amino Acids
- Amino caproic acid
- Aminolevulinic Acid
- Aminophylline
- Amiodarone
- Amisulpride
- Amitraz
- Amitriptyline
- Amlodipine
- Amodiaquine
- Amorolfine
- Amoxapine
- Amoxicillin
- Ampelopsin
- Amphetamine Sulfate
- Amphotericin B
- Ampicillin
- Amprolium
- Ampyrone
- Amrubicin
- Amsacrine
- Amstat
- Amtolmetin Guacil
- Amylmetacresol
- Anagrelide
- Anagyrine
- Anastrozole
- Andrographolide
- Androsterone
- Angustifoline
- Anhydrotetracycline
- Anidulafungin
- Aniracetam
- Anlotinib
- Annamycin
- Antazoline
- Anthracene
- Anthraquinone
- Antipyrine
- Apalutamide
- Apatinib
- Apigenin
- Apixaban
- Apoatropine
- Apomorphine
- Apramycin
- Apremilast
- Aprepitant
- Aprindine
- Aprocitentan
- Aprotinin
- Arbutin
- Argatroban
- Arginine
- Aripiprazole
- Armodafinil
- Arotinolol
- Arteether
- Artemether
- Artemisinin
- Arterolane
- Artesunate
- Articaine
- Artichoke Leaf
- Asciminib
- Ascomycin
- Ascorbic acid
- Asenapine
- Asparagine
- Aspartame
- Aspartic Acid
- Aspirin
- Astaxanthin
- Astemizole
- Ataluren
- Atazanavir
- Atenolol
- Atezolizumab
- Atipamezole
- Atogepant
- Atomoxetine
- Atorvastatin
- Atosiban
- Atovaquone
- Atractylon
- Atracurium
- Atrazine
- Atripla
- Atropine
- Auristatin
- Auxinole
- Avacopan
- Avanafil
- Avapritinib
- Avatrombopag
- Avermectin
- Avibactam
- Avilamycin
- Avobenzone
- Axitinib
- Azacitidine
- Azadirachtin
- Azafenidin
- Azatadine
- Azathioprine
- Azelaic acid
- Azelastine
- Azelnidipine
- Azilsartan
- Azilsartan Medoxomil
- Azithromycin
- Azoxystrobin
- Aztreonam