Elham Jafari

Daily dose of 2000–4000 IU vitamin D for 4–6 months was reported to reduce headache frequency and improve disability score in migraine sufferers, especially in those with aura [ 52]. Combination of 1000 IU vitamin D and 20 mg simvastatin reduced number of headache days [ 53]. Similarly, another combination therapy of vitamin D in three doses of 400, 800, and 5000 IU with amitriptyline for 6 months decreased the frequency of migraine attacks among children and adolescents with migrai