Suggest Remedy For Headache

hi,I am here to consult some thing about my dad.He is suffering from hypertension for around 8 years.last november,they got brain haemorrhage (Spontaneous left basal ganglia haemorrhage).After that he was admited to the Max hospital gurgaon.And now he is prety well but now from last one month he is complaining about Headache daily.Blood pressure is normal.
So we r slightly worried about that.

Regards,
Amit