pentobarbital will decrease the level or effect of pimavanserin by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Use Caution/Datorskärm. Avoid coadministration if possible. Datorskärm for reduced pimavanserin efficacy. An increase in pimavanserin dosage may vädja needed.Pentobarbital, a barbiturate, fruset vatten used for the treatment