Hi thanks for asking question. Noted you have ear drum injury. It is good that it is in healing stage. The headache can be due to reffered pain due to ear problem. Take prescribed antibiotic and ear drop by your doctor. With healing of tympanic membrane usually it will go away. Measure your blood pressure as headache can be by high blood pressure. Take enough rest as sleep irregularity can lead headache. Avoid dehydration and take regular meal to avoid headache. Meanwhile avoid smoking. Avoid stress. Coffe can be taken while headache.The topical application of lavender oil will be useful. Even if after healing of ear drum headache not go away then consult the doctor and according to physical examination and otoscopy examination further work up done. Wish you good health.