I have shingles and will be in contact with my daughter in law who may be pregnant is this contagious

Call a Doctor and get medical advice.

Internet searches using Google.com give conflicting answers, and you want a professional opinion.

Buy Unwanted 21 Days is even used in men for treating prostate cancer & Levonorgestrel, is an emergency hormonal contraceptive used to help prevent a pregnancy when taken within 72 hours (3 days) of having had unprotected s*x or if usual method of contraception has failed. https://www.alldaygeneric.com/product/unwanted-21-days

Shingles is caused by the chickenpox virus. It is infectious at certain stages, from when blisters form, open, weep, and until they solidly scab over.

If you pass this to another person they will develop chickenpox, as it is the same virus. It definitely isn't a good thing for pregnant women.

A big question is whether your daughter has already had chickenpox, and if so she will have immunity to the virus.

Best to see a doctor and get the qualified word.