Because prilosec has a category c rating, doctors typically recommend alternative medications for pregnant womensafe alternatives for treating pregnancy heartburn including over-the-counter tums. Prilosec early pregnancy. This is the time when exposure to various medications can cause birth defects hence, it is better to avoid taking any medication such as omeprazole during the pregnancy’s first trimester consult your doctor before taking omeprazole in the first 12 weeks of pregnancy to avoid unnecessary risk to your unborn baby.
prilosec early pregnancy