| dabigatran | denosumab | diphenoxylate with atropine |
| dabrafenib | desloratadine | DOBUTamine |
| dacarbazine | desmopressin | DOCEtaxel |
| daclatasvir | desvenlafaxine | docusate |
| daclizumab | dexamethasone | dofetilide |
| dalbavancin | dexlansoprazole | dolutegravir |
| dalfampridine | dexmedetomidine | donepezil |
| dalteparin | dexmethylphenidate | DOPamine |
| dantrolene | dexrazoxane | doripenem |
| dapagliflozin | dextroamphetamine and amphetamine | doxazosin |
| DAPTOmycin | diazePAM | doxepin |
| daratumumab | diclofenac | DOXOrubicin |
| darbepoetin alfa | digoxin | doxycycline |
| darifenacin | dihydroergotamine | dronabinol |
| darunavir | dilTIAZem | dronedarone |
| dasatinib | dimethyl fumarate | dulaglutide |
| DAUNOrubicin | dinoprostone | DULoxetine |
| decitabine | dinutuximab | dutasteride |
| deferasirox | diphenhydrAMINE | |