By API Standards
- Baloxavir
- Baricitinib
- Barnidipine
- Bempedoic acid
- Benzbromarone
- Benzyl Penicillin
- Betamethasone
- Betrixaban
- Bexagliflozin
- Bexarotene
- Bezafibrate
- Bilastine
- Bile acid
- Bimatoprost
- Binimetinib
- Biotin
- Blonanserin
- Bosutinib
- Brexpiprazole
- Brivanib
- Budesonide
- Buprenorphine
- Bupropion
- Butylated Hydroxy Toluene
- Butylphthalide