डेक्सट्रोमेथॉर्फन और क्विनिडिन और थायोरिडाज़िन का इंटरैक्शन

CONTRAINDICATIONS Thioridazine hydrochloride tablet use should be avoided in combination with other drugs that are known to prolong the QTc interval and in patients with congenital long QT syndrome or a history of cardiac arrhythmias.

Such an increased risk may result also from the additive effect of coadministering thioridazine with other agents that prolong the QTc interval.

Concomitant use with drugs that both prolong QT interval and are metabolized by CYP2D6 (e.g., thioridazine or pimozide).

NUEDEXTA is contraindicated in patients receiving drugs that both prolong QT interval and are metabolized by CYP2D6 (e.g., thioridazine and pimozide), as effects on QT interval may be increased [ see Drug Interactions ( 7.2 ) ] .

Drugs that Prolong QT and are Metabolized by CYP2D6 Do not use with drugs that both prolong QT interval and are metabolized by CYP2D6 (e.g., thioridazine or pimozide) [ see Contraindications ( 4.4 ) ] .

Anticholinergic effects of quinidine: Monitor for worsening in myasthenia gravis and other sensitive conditions.

Anticholinergic Effects of Q uinidine Monitor for worsening clinical condition in myasthenia gravis and other conditions that may be adversely affected by anticholinergic effects.