Drug Interactions between Marinol and olaparib

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.

Do not use alcohol while you are receiving treatment with droNABinol. This may increase nervous system side effects such as somnolence, dizziness, confusion, difficulty concentrating, and impairment in thinking and judgment. You should also avoid consuming grapefruit and grapefruit juice, as this may increase the blood levels and effects of droNABinol. Talk to your doctor or pharmacist if you have questions on how to take this or other medications you are prescribed. Take droNABinol exactly as your doctor tells you to. Do not exceed the dose of droNABinol prescribed for you or use the medication more frequently or for a longer duration than prescribed by your doctor. Also, avoid activities requiring mental alertness such as driving or operating hazardous machinery until you know how the medication affects you. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medication without first talking to your doctor.