| Name | Aliases |
|---|---|
| Acyclovir (Avaclyr) | Zovirax Ophthalmic Ointment |
| Acyclovir (Zovirax) | |
| Acyclovir (Zovirax Cream) | |
| Acyclovir (Zovirax Ointment) | |
| Acyclovir (Zovirax Suspension) | |
| Acyclovir / Hydrocortisone (Xerese) | |
| Aczone (Dapsone) | |
| Adagrasib (Krazati) | |
| Adalat CC (Nifedipine) | Adalat XL, Procardia XL |
| Adalat XL (Nifedipine) | Adalat CC, Procardia XL |
| Adalimumab (Humira) | |
| Adapalene (Differin Cream) | |
| Adapalene (Differin Gel) | |
| Adapalene / Benzoyl Peroxide (Epiduo) | |
| Adapalene / Benzoyl Peroxide (Epiduo Forte) | Epiduo |
| Adaptil Collar (Pheromone) | |
| Adaptil Diffuser (Pheromone) | |
| Adartrel (Ropinirole Hydrochloride) | Requip |
| Adasuve (Loxapine) | |
| Adcirca (Tadalafil) |