The two diseases have different causes and different treatments: 1. Herpes zoster is distributed along the nerve line due to viral infections, using acyclovir ointment, penciclovir ointment and other drugs to rub the affected area, and taking oral pain-relieving and anti-viral drugs such as vaxilovir hydrochloride tablets and methocarbamol tablets. 2, the penis coronal groove long blister-like bumps is due to the circumcision is too long, the local long-term in the humid environment, plus usually do not pay attention to personal hygiene, resulting in local inflammatory stimulation, need to go to the hospital examination to determine the cause of the disease. If the circumcision is too long, you need to do circumcision, inflammatory infection can be removed directly with laser, pay attention to personal hygiene, keep the coronal groove area clean and dry can prevent recurrence.