hello 
scabicidal lotion applied am over body except face if not otherwise contra indicated or allergic to at night after dinner ave next morning taken warm bath , wear clean dry clothes, wash with warm water and sun dry  all bedding 
this to be done for 2 consecutive nights
tab 
cetrizine of not contra indicated and allergic at night after dinner 
Maintain strict hygiene
Plenty of water and fluids
wear cotton clothes
Avoid any cream, oil , powder application
if possible take video call to show the 
stress to be guided in detail
Please 
consult doctor Get physically examined
Get investigated to rule out any medical conditions 
diet modification
Avoid alcohol, spicy, fried, fatty, oily, junk, 
smoking, non veg, heavy meals, 
cold food or liquid
Plenty of water and fluids
Take a healthy balanced nutritional diet
any other associated symptoms
Avoid stress, strain, exertion