Papaverine free base is discontinued (DEA controlled substance). Papaverine is an opium alkaloid antispasmodic drug used primarily in the treatment of visceral spasm, vasospasm (especially those involving the heart and the brain), and occasionally in the treatment of erectile dysfunction. References: Panigrahy N, Kumar PP, Chirla DK, Vennapusa SR. Papaverine for Ischemia Following Peripheral Arterial Catheterization in Neonates. Indian Pediatr. 2016 Feb 8;53(2):169. PubMed PMID: 26897158.

纯度：≥98%

CAS：58-74-2