Why Is Shane Herbal Capsule Causing Headaches With Insomnia?

Good day po, I have a question if this Shane herbal capsule is good for my insomia illness thats why it always gives me bad headache everytime my insomia attacks me or everytime I can t have a good sleep that day. I am 50 yrs old weighing 46kls and my height is 4 10 inch tall. I hope to hear your immediate reply thanks.. God bless po sa inyo Gen