Abstract:Objective: To observe the therapeutic and side ef ects of flunarizine hydrochloride secondary clinical headache. Methods: flunarizine hydrochloride 5-10 mg daily oral, continuous observation of 3 months. Results: 42 cases of patients with flunarizine hydrochloride treatment, the total ef ective rate was 78%, curative ef ect is exact, without obvious side ef ect found. Conclusion: the ef ect of Flunarizine Hydrochloride for the treatment of secondary headaches, reliable ef ect, less side ef ects, is worthy of clinical use.