tell your friend to go to the nearest health center where he lives, get it checked there by a doctor and usually he will be referred to Hamad Hospital but that depends on the severity of his hemorrhoids.

as for the the remedy, as far as i know only a doctor can give a medicine for his condition.

for the meantime tell your friend to have Sitz bath for his hemorrhoids; google Sitz bath, this wil be very helpful for him.