Hi..since last 5 days having skin itching and rashes in many place in body (face,both hand,neck n backsides of body).So i went to skin specialist dr yesterday n he told me that i m suffering from photocontact dermititis.he prescribed me some medicines to take as listed below 1 Tab Ventidox DL 2 Cap.Oxybless 3 Tab D3 Fast So,plizz tell me..this medicines are gud for photocontact demmitis ??n how long will take to recover from it?? n what are the precautions for this??