Shingles itself is not contagious. It can't spread from one person to another. However, the varicella-zoster virus is contagious. If you have shingles, you can pass the virus to another person, which could then cause them to develop chickenpox.
Is it OK to be around someone with shingles?
The risk of spreading VZV to others is low if you cover the shingles rash. People with shingles cannot spread the virus before their rash blisters appear or after the rash crusts.
How long is someone with shingles contagious?
Shingles are contagious from the time the blisters are oozing until the time the blisters have scabbed. To reduce the risk of spreading the virus, the patient is advised to keep the affected area clean and avoid touching the blisters. Patients should wash their hands often.