One who suffers with headaches should do the following:
Write 19 times بِسْمِ اللَّهِ الرَّحْمَٰنِ الرَّحِيمِ on a blank piece of paper and make into a Taweez.
Hang this Taweez around your neck. InshaAllah you will find relief from your headaches.
Amal for Headaches #2 (Bismillah)