| Dalmane (dal'-main) | Flurazepam (floor-aze-eh-pam) |
| Danocrine (Dan'-o-krin) | Danazol (Dan'-a-zol) |
| Dapsone (dap-sone) | same |
| Darvocet (Dar'-vo-set) | Propoxyphene and acetaminophen ( Pro-poks'-eh-feen and A-seat-a-min'-o-fen) |
| Darvon N (dar'-von) | Propoxyphene Napsylate (nap'-sa-late) |
| Decadron (dek'-a-dron) | Dexamethasone (dek-sa-meh-a-zone) |
| Deltasone (Del'-a-zone) | Prednisone (Pred'-neh-sone) |
| Demerol (Dem'-er-ol) | Meperidine (Meh-per'-eh-deen) |
| Depakene (Dep'-a-keen) | Valproic acid (val-pro'-ik) |
| DES | Diethylstilbestrol (Die-eth-il-stil-best'-rol) |
| Desquan-X ( Des-kwan-X) | Benzoyl (benz-oil) peroxide) |
| Dexedrine | Dextroamphetamine (Deks-tro-am-fet'-a-meen) |
| Diabeta (die-a-bet'-a) | Glyburide (gly-bur'-ide) |
| Diamox (Die'-a-mok) | Acetazolamide ( Ah-see-ta-zol-a-mide) |
| Dilantin (Die-lan'-tin) | Phenytoin (Fen-eh-toin) |
| Dilaudid (Die-law'-did) | Hydromorphone (Hi-dro-mor-fone) |
| Dimetapp (die-meh-tap) | Brompheniramine (Brom-fen-er-a-men) & Phenylpropanolamine ( fen-il-pro-pan-ol- a-meen) |