- Dabigatran
- Daclatasvir
- Dapagliflozin
- Dapoxetine
- Dapsone
- Darifenacin
- Darunavir
- Dasatinib
- Decitabine
- Deferasirox
- Deracoxib
- Desloratadine
- Dexlansoprazole
- Dextroamphetamine
- Diazepam
- Diclofenac
- Dienogest
- Diminazene
- Diosmin
- Diphenhydramine
- Diroximel Fumarate
- Dolutegravir
- Donepezil
- Dopamine
- Dopropizine
- Dorzolamide
- Doxazosin
- Doxepin
- Doxofylline
- Doxorubicin
- Doxycycline
- Doxylamine
- Dronedarone
- Drotaverine
- Duloxetine
- Dutasteride