Paliperidone should not be taken with carbamazepine (Tegretol), phenytoin (Dilantin), rifampin (Rifadin), St. John's Wort, and other drugs that may decrease its blood levels. Paliperidone blocks the effect of dopamine in the brain while dopamine agonists such as levodopa (Sinemet) increase the ...
rifabutin or St. John’s wort is not recommended. If co-administration of maribavir with other strong or moderate CYP3A inducers (e.g., carbamazepine, efavirenz, phenobarbital and phenytoin) cannot be avoided, the maribavir dose should be increased...