Thanks for writing to us.
From the description it seems, you could be having scabies
. Scabies is a mite infection
presenting with itchy lesions over body. Itching is worse in night. Similar affliction can also be seen in family members residing under the same roof.
Treatment is single time overnight application of permethric cream all over the body below neck area and intake of oral ivermectin
Please meet a doctor nearby for prescription.