Don't worry...you are suffering from allergic contact dermatitis causing this itching rashes... Specific medicine available for good control... Treatment depends on the severity..Do direct online consultation for detailed prescription

Hi, this could be irritant contact dermatitis or scabies. In scabies you will  have itching all over your body especially at night, other family members can also be affected , genital itching and around umbilicus.

This condition could mostly be scabies. A contagious, intensely itchy skin condition caused by a tiny, burrowing mite. Scabies is contagious and spreads quickly through close physical contact in a family. Scabies usually is spread by direct, prolonged, skin-to-skin contact with a person who has scabies. Scabies typically starts with itching and a pimple-like rash, often in areas around your wrists, finger webs, elbows, armpits, waist, knees, ankles, or groins. It's highly contagious Consult a Dermatologist for further evaluation