You'd better ask your doctor for help, and the sooner you start treating it, the sooner you can cure it basically and totally.
There are some remedies for you before you see a doctor. Firstly, you need to apply a cloth soaked in ice-water on the blisters for about 20 minutes. Don't stop doing that until the pain decreases. Then, take an anti-inflammatory drug if allowed.
By the way, lemon-balm can also be helpful. Apply lemon-balm tea on the affected areas.
Sure, I can introduce some to you. As far as I know, shingle is a viral infection caused by the varicella-zoster virus, which can be very serious. So if you find that you may have shingles, you need to consult your doctor as soon as possible to control your condition in time. What's more, it can reduce the infection. You can use Proteolytic Enzymes, do Tai Chi, and use Capsaicin Cream. Try these and good luck!
It is so bad for you to get shingles in the eyes. You could use the warm compress to make your eyes feel comfortable. You just need to find the clean cloth and hot water. In addition, you could also use the eyes drops with anti-inflammation to make the eyes feel comfortable. The above ways will make your eyes feel comfortable.