PHARMACEUTICAL SALTS/CO-CRYSTALS OF PENTOXIFYLLINE, CLONIDINE AND LINSIDOMINE WITH CAFFEIC, PROTOCATECHUIC OR α-LIPOIC ACID AN USE THEREOF FOR TREATMENT OF PAIN

摘要

Disclosed are pharmaceutical salts and co-crystals of pentoxifylline, clonidine and linsidomine with caffeic acid, protocatechuic acid or α-lipoic acid, and method for preparing thereof. Also disclosed are topical compositions comprising said salts or co-crystals and use thereof for treating pain.