from history look like Scabies
advice-permithrin solution -applied below neck dowen at bed time ,left for 8-14 hours then showered off in the morning with lukewarm water,wesh your cloths also in luke warm water, also apply this solution to your family members& do same, benzyl benzoate
solution also effective, tablet-levocetrizine once daily if not effective then likely to be add antiboctic, for 5 days, USG abdomen to rule out biliary disease
& gall stone . hope you will enjoy positive health. thank you.