阴茎海绵体内注射血管活性药物是诊断和治疗阴茎勃起障碍的主要手段。但常用的药物如苯氧苄胺、罂粟硷或罂粟硷与酚妥拉明联合应用,可引起局部纤维化和阴茎异常勃起,一例由此死亡。当存在静脉漏时可出现全身阵热,头晕或高血压。前列腺素E_1是一种可引起血管扩张的平滑剂松驰剂。精液内浓度甚高,但其确切生理作用尚不清楚。 Intravenous injection of vasoactive drugs is the main means of diagnosis and treatment of erectile dysfunction. But commonly used drugs such as phenoxybenzamine, papaverine or papaverine in combination with phentolamine, can cause local fibrosis and penile erection, one case of death. When the existence of venous leak may appear body heat, dizziness or high blood pressure. Prostaglandin E_1 is a smoothing agent that causes vasodilation. Very high concentration of semen, but its exact physiological role is not yet clear.