why 3.7 years old getting coughf in the middle of night since 4 to 5 days and he getting coughf weekly in once

A. Start the home remedy of giving ginger juice and honey to the child with a pinch of black pepper 3 to 4 times in the day which would be very healthy to be given to the child and that is going to be healthy along with that you should also check with the doctor if it is due to some allergic reaction