Topical creams containing capsaicin are being prescribed to relieve the itching, prickling and stinging sensations that can accompany postoperative wound healing or nerve impairments stemming from HIV infection, bouts of herpes and diabetes.

• 对于手术后伤口复原或是神经受损（因感染人类免疫不全病毒、疱疹发作以及糖尿病所造成）而出现搔癢及刺痛感的病人，医生会开立含有辣椒素的外用药膏，以消除疼痛。