Other names Fenelzin; beta Phenylethylhydrazine; Sulfate, Phenelzine; 2 Phenethylhydrazine; beta-Phenylethylhydrazine; Warner Chilcott Brand of Phenelzine Sulfate; United Drug Brand of Phenelzine Sulfate; Phenethylhydrazine; Phenelzine Sulfate; Pfizer Brand of Phenelzine Sulfate; Parke Davis Brand of Phenelzine Sulfate; Nardil; Nardelzine; 2-Phenethylhydrazine