1(2H)-Phthalazinone, hydrazone, hydrochloride 1(2H)-Phthalazinone, hydrazone, monohydrochloride 1-Hydrazinophthalazine hydrochloride 1-Hydrazinophthalazine monohydrochloride 304-20-1 40671-54-3 86-54-4 Aiselazine Apresazide Apresine Apresoline hydrochloride Apresoline-esidrix Bidil CCRIS 334 Dralzine EINECS 206-151-0 H.H. 25/25 H.H. 50/50 HSDB 434 HYDRALAZINE HYDROCHLORIDE Hydralazine chloride Hydralazine hydrochloride [JAN] Hydralazine monohydrochloride Hyperazin Hyperex Lopress NSC 89394 Nor-press 25 Phthalazine, 1-hydrazino-, monohydrochloride Phthalazinone, hydrazone, monohydrochloride Praparat 5968 Rolazine Ser-Ap-Es Slow-Apresolin Unipres