Acetylcholinesterase inhibitors, certain antifungals or antibiotics, and cyclosporine are some of the medications that may cause drug interactions with tolterodine. To prevent these, tell your healthcare provider about all other medicines you are taking (including non-prescription ones) before starting treatment. Drug interactions with tolterodine could increase your risk of side effects or affect the level of medicine in your blood.
Tolterodine tartrate (Detrol®) can potentially interact with a few other medicines. Some of the medicines that may lead to drug interactions with tolterodine include:
Acetylcholinesterase inhibitor medications, such as: