Are there precautions or interactions if taking Ibrance and oxybutynin together?

Interactions between your selected drugs
No results found - however, this does not necessarily mean no interactions exist. Always consult with your doctor or pharmacist.

Other drugs and diseases that your selected drugs interact with
oxybutynin interacts with more than 200 other drugs.
Ibrance (palbociclib) interacts with more than 200 other drugs.
Interactions between your selected drugs and food

Moderate
palbociclib food
Applies to: Ibrance (palbociclib)

Palbociclib should be taken with food to help with its absorption. Do not consume grapefruit or grapefruit juice during treatment with palbociclib unless directed otherwise by your doctor. Grapefruit juice can increase the blood levels of palbociclib. You may be more likely to experience side effects such as nausea; vomiting; diarrhea; loss of appetite; mouth sores; hair loss; weakness; pain, numbness, or tingling in the hands and feet; and impaired bone marrow function resulting in low numbers of different types of blood cells, which can increase the risk of anemia, bleeding problems, and infections. 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.

Therapeutic duplication warnings
No therapeutic duplications were found for your selected drugs.

Source: https://www.drugs.com/interactions-check.php?drug_list=1768-0,3602-17088

Regards,