- Abacavir
- Abacavir & Lamivudine
- Abacavir & Lamivudine & Zidovudine
- Abaloparatide
- Abametapir
- Abarelix
- Abatacept
- Abbokinase
- Abciximab
- Abelcet
- Abemaciclib
- Abetimus
- Abilify
- Abilify Discmelt
- Abilify Maintena
- Abilify MyCite
- Abiraterone
- AbobotulinumtoxinA
- Abraxane
- Abreva
- Abridge Cold Sore
- Abridge Maximum Strength Cold Sore
- Abrilada
- Absorbable Gelatin Sponge
- Absorbine Jr. Antifungal
- Absorbine Veterinary Liniment
- Absorica
- Abstral