For pregnant women might be different, but CDC says go ahead and do another dose if in doubt https://www.cdc.gov/vaccines/vpd/mmr/public/index.html https://www.

For pregnant women might be different, but CDC says go ahead and do another dose if in doubt https://www.cdc.gov/vaccines/vpd/mmr/public/index.html https://www.cdc.gov/vaccines/vpd/mmr/public/index.html Frankly, we should research and then instead of buying a new gadget, just double up, just in case....hep vaccines, tetanus etc etc. Go to a travel clinic and pay cash