
tolterodine oral brand names and other generic formulations include:
perphenazine inj brand names and other generic formulations include:
Trilafon Inj
tolterodine oral and perphenazine inj
tolterodine oral decreases levels of perphenazine inj by reducing drug absorption from the stomach and intestine into the body when taken by mouth.
tolterodine oral and perphenazine inj
tolterodine oral decreases levels of perphenazine inj by inhibition of GI absorption. Applies only to oral form of both agents.
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Drug Interaction Categories
Contraindicated
Never use this combination of drugs because of high risk for dangerous interaction
Serious
Potential for serious interaction; regular monitoring by your doctor required or alternate medication may be needed
Significant
Potential for significant interaction (monitoring by your doctor is likely required)
Minor
Interaction is unlikely, minor, or nonsignificant