About Hydralazine
About Phthalazin-1(2H)-one hydrazone
About (Phthalazin-1-yl)hydrazine
About 1-(Phthalazin-1-yl)hydrazine
About 1-hydrazinylphthalazine
About BA-5968
About vasodilator
About hypotensive drug
About nitrogen heterocyclic compound
About polynuclear aromatic compound
About vic-polynitrogen compound