Ciprofloxacin moderately slows how your body clears Olaparib, so Olaparib can build up in your body. The two should be avoided together.
These medicines can affect each other in a serious way. Do not start taking them together unless your doctor has said it is OK. If you already take both, do not stop either one on your own: speak to your doctor or pharmacist soon.
What to do: Do not take them together unless your doctor has told you to.