Drug Interaction Report

If you are currently being treated or have recently been treated with olaparib, you should let your doctor know before using lactobacillus rhamnosus GG. Depending on the dose and length of time you have been on olaparib, you may be at risk for developing rare infections from exposure to products containing live bacteria or yeast. Depending on your overall health and medical condition, it may be advisable to avoid using lactobacillus rhamnosus GG until your immune system has recovered from the effects of olaparib. Talk to your doctor if you have any questions or concerns. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

Do not consume grapefruit, grapefruit juice, or Seville oranges during treatment with olaparib. Doing so can significantly increase the blood levels of olaparib and increase the risk and/or severity of side effects such as nausea, vomiting, diarrhea, indigestion, loss of appetite, abdominal pain or discomfort, lung problems, and impaired bone marrow function resulting in low numbers of different types of blood cells. You may also be more likely to develop anemia, bleeding problems, or infections due to low blood cell counts. Talk to your doctor if you have any questions or concerns. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.