Wanna share my own experience and made out tested recipe: during left-side headache the following remedy probably eliminate it totally with the positive result holding for a span of time of about a week or more. Intake perorally 2000IU (usually 4 drops) of vitamin D3or2(cholecalciferol or ergocalciferol) with a cup of kifer and then get intramuscular injection of from 25 to 75 microgram of vitamin B12(cyanocobalamine, i.e. approximately from 10 to 30 recommended dietary allowances) usually into