<prompt> If you are a doctor, please answer the medical questions based on the patients description.Have had shingles for past three weeks on left backside, abdomen. Now both arms, both leg, chest are itchytingly. Took bath in oatmeal scrub, but hasn t helped. Took two Benadryl. Do you think this is related to shingles, or possibly something else altogether?  <response>: Hello, Thank you for your contact to Chat Doctor. I understand your health concern, if I am your doctor I suggest you that it seems to be related with herpes simplex. I suggest you to continue the medication provided to you with shingles. If it wont respond to you, please change it to with other anti-viral Chat Doctor. Take vitamin B12 and B complex, cetirizine, and paracetamol as and when required. Apply calamine lotion as and when required. I will be happy to answer all your future concern. Thank you, ChatDoctorInfectious disease specialist. Wish you the best health at Chat Doctor. 