What about herpes sequela pain?

Herpes sequela pain is also postherpetic neuralgia, caused by varicella zoster virus infection invading nerves, and has something to do with low immunity. Therefore, we should pay attention to light diet, rest and drink more water, eat digestible food to improve immunity, and can use antiviral drugs, nutritional nerve drugs and analgesic drugs for symptomatic treatment, such as oral acyclovir or valciclovir. Nutritional nerve drugs include mecobalamin or cobalamin. Severe pain can be oral gabapentin, or pregabalin and other drug treatment, severe nerve block surgery can also be done.