Hi, in the past couple of days, I am going through nonpersistent headache in the right side startingfrom the right forehead and end end just above the neak are and nehind the rihhy ear..Sometime there is shooting sjarp pain just behind the ear...the pain kind of feels like a cramp whoch one experiences with poor sleeping posture..but somtime the pain kind of transforms into the pain which I go through during migraine .. I took medicine from drug store...but it is not helping..after 7 to 8 hours the pain is returning...Can anyone please help me with...Also I was wearing a new spectacle with new power...I thought of adding it...