How to clear up a mildly itchy rash on my back?

Depends on the cause. There are many things that could cause the skin to itch. Several types of inflammatory conditions of the skin, allergic reactions, and sometimes bacterial, viral or fungal infections can cause rashes on the skin. Insect bites can also be the cause of a rash on the skin. Have it evaluated by a professional and get the appropriate treatment.
Itchy back. Most itchiness is caused by dryness. First start with mild soap and less water exposure, add a moisturizer and if still itching then use some otc hydro-cortisone cream.

Related Questions

My husband has a red itchy rash on his legs, back and between his toes. Fungus treatments do not help. Bactroban (mupirocin) helps but has not cleared it up in 3 months. What do you reccomend?

See a dermatologist. If his problem has been going on for 3 months and you have tried 2 reasonable over-the-counter medications then you should now have a dermatologist evaluate the problem. Read more...
Derm consult. They may want to take a sample of the rash and figure out exactly what it is to give you the appropriate medication. Read more...
Dermatitis. Possible dematitiis is cause. Steroid topicals may be helpful if fungus culture has been done and negative. Consult dermatologist/ podiatrist. Read more...

My dad has had an itchy rash on his arms & legs for several months. He got a cortizone (hydrocortisone) shot, it cleared up & then came back. What could cause this he scratches till there are sores.

Can only guess. Without looking at the rash or a having a good description, the best i can tell you is that it responds to steroids. Read more...
Eczema or contact . Dermatitis are the two most common causes of localized itchy rash. But dr. Fisher is right: a picture is worth a 1000 words. If he wants a diagnosis along with his cortisone shot see a dermatologist or an allergist. The photo is of contact dermatitis. Read more...

I have a white itchy rash on my back chest and arms. How to treat this?

Depends on the cause. There are many things that could cause the skin to itch. Several types of inflammatory conditions of the skin, allergic reactions, and sometimes bacterial, viral or fungal infections can cause rashes on the skin. Insect bites can also be the cause of a rash on the skin. Have it evaluated by a professional and get the appropriate treatment. Read more...
Agree w Dr. Rafat. These lesions need to be visualized & a history needs to be obtained in order to make an accurate diagnosis. Sometimes lab testing or biopsy is necessary. Read more...

I have a pimple-like, non-itchy, rash on my back. Not red or visible from far. Spread to whole back over 2 weeks. No new products or other symptoms.?

Rashes need exam for. diagnosis. Since it is not itchy or red and located just on the back, it does not sound like allergic reaction or viral exanthema. A common cause of papules on the back is miliaria, or heat rash, which is caused by blocked sweat pores. Alternatively, dry skin can cause blockage of the hair follicle and cause small papules or keratosis pilaris. This is benign, and is commonly seen on upper arms. Read more...