التداخل بين إيفافيرينز وهيدروكسيزين

Prophylaxis with appropriate antihistamines before initiating therapy with efavirenz in pediatric patients should be considered.

QT Prolonging Drugs There is limited information available on the potential for a pharmacodynamic interaction between efavirenz and drugs that prolong the QTc interval.

Appropriate antihistamines and/or corticosteroids may improve the tolerability and hasten the resolution of rash.