- Dabigatran
- Dabrafenib
- Dacarbazine
- Daclatasvir
- Dacomitinib
- Dactinomycin
- Daidzin
- Dalargin
- Dalbavancin
- Dalfampridine
- Danofloxacin
- Dantrolene
- Dapagliflozin
- Dapoxetine
- Daprodustat
- Dapsone
- Daptomycin
- Daridorexant
- Darifenacin
- Darolutamide
- Darunavir
- Dasatinib
- Daunorubicin
- Decitabine
- Deferasirox
- Deferiprone
- Deferoxamine
- Deflazacort
- Degarelix
- Delafloxacin
- Delamanid
- Delgocitinib
- Delorazepam
- Deltamethrin
- Demeclocycline
- Denaverine
- Deoxycholic Acid
- Deoxynivalenol
- Dequalinium Chloride
- Deracoxib
- Desipramine
- Desloratadine
- Desmopressin
- Desmosterol
- Desogestrel
- Desonide
- Desoximetasone
- Desoxycorticosterone Acetate
- Desvenlafaxine
- Detomidine
- Deucravacitinib
- Dexamethasone
- Dexamethasone Acetate
- dexamethasone phosphate
- Dexamethasone Sodium Phosphate
- Dexamfetamine Sulfate
- Dexbrompheniramine
- Dexlansoprazole
- Dexpanthenol
- Dexrazoxane
- Dextromethorphan
- Dextropropoxyphene
- Dextrorphan
- Diacerein
- Diafenthiuron
- Diatrizoic Acid
- Diaveridine
- Diazepam
- Diazinon
- Diazoxide
- Dichlorvos
- Diclofenac
- Diclofenamide
- Dicloxacillin
- Dicycloverine
- Didanosine
- Dienogest
- Diethylstilbestrol
- Diethyltoluamide
- Difamilast
- Difenacoum
- Difenoconazole
- Diflorasone Diacetate
- Difloxacin Hydrochloride Trihydrate
- Diflubenzuron
- Diflucortolone Valerate
- Diflunisal
- Difluprednate
- Digoxin
- Dihydralazine
- Dihydroartemisinin
- Dihydrocodeine
- Dihydroergocristine Mesilate
- Dihydroergotamine
- Dihydrostreptomycin
- Dihydrotachysterol
- Diltiazem
- Dimenhydrinate
- Dimethicone
- Dimethoate
- Dimetindene
- Dinoprost
- Dinoprostone
- Dinotefuran
- Diosgenin
- Diosmin
- Diphenhydramine
- Diphenido
- Diphenoxylate
- Diprophylline
- Dipyridamole
- Diquafosol
- Dirithromycin
- Diroximel Fumarate
- Disopyramide
- Distigmine
- Disulfiram
- Disuprazole
- Dithranol
- Dityrosine
- Diuron
- Divalproex sodium
- Dobesilic Acid
- Dobutamine
- Docetaxel
- Docosahexaenoic Acid
- Docusate
- Dofetilide
- Dolasetron
- Dolutegravir
- Domiphen
- Domperidone
- Donepezil
- Dopamine
- Doravirine
- Doripenem
- Dorzolamide
- Dosulepin
- Doxazosin
- Doxepin
- Doxercalciferol
- Doxofylline
- Doxorubicin
- Doxorubicinol
- Doxycycline
- Doxylamine
- Dronedarone Hydrochloride
- Droperidol
- Dropropizine
- Drospirenone
- Drotaverine
- Droxidopa
- Duloxetine
- Dutasteride
- Dyclonine
- Dydrogesterone