Jiangsu Nhwa Pharmaceutical Co., Ltd. researches, develops, produces, and sells central nervous system products in China. It offers APIs and formulations such as solid preparations, water injections, and freeze-dried powders for depression, anxiety disorders, insomnia, severe mental disorders, and neurodegenerative diseases. Its products include sufentanil citrate injection, oxaliplatin fumarate injection, alfentanil hydrochloride injection, oxycodone hydrochloride injection, olanzapine tablets, midazolam hydrochloride oral solution, clonazepam injection, lacosamide injection, micuronium injection, pregabalin capsules, vortioxetine hydrobromide tablets, tapentadone hydrochloride tablets, and oxycodone hydrochloride extended-release tablets. Founded in 1978, the company is headquartered in Xuzhou, China.