Nocturnal itching in a child, is highly suspicious of scabies. Obviously a full physical examination is required, but certain questions can help arrive at the correct diagnosis.
Does your child stay in a hostel? If so, do other children have similar complaints?
Does your child itch in the web spaces between his fingers on his hands?
Does anyone else who is in contact with the child have similar complaints?
Next Steps
For temporary relief till you visit an expert, kindly use calamine lotion to soothe the itching and perhaps a mild antihistamine can be started.
Health Tips
Do not allow your child to sleep with you or anyone else in the household as this might be scabies, which is highly contagious.