申请人:CELLTRION INC.
公开号:US20230088511A1
公开(公告)日:2023-03-23
The present invention relates to a crystalline form of (−)-cibenzoline succinate. The present invention also provides a process for preparing (−)-cibenzoline succinate and a crystalline form thereof. The crystalline form of (−)-cibenzoline succinate according to the present invention has low hygroscopicity, and excellent stability under accelerated conditions and long-term storage conditions, and may be stably maintained without a change in content thereof for a long period of time.