Alcohol, anticonvulsants, antihistamines, barbiturates, MAOIs, narcotics, phenothiazines, psychotropic drugs May potentiate the CNS depressant effects of estazolam.
Azole antifungal agents (eg, ketoconazole), cimetidine, disulfiram, oral contraceptives, protease inhibitors (eg, indinavir) Estazolam plasma levels may be elevated, increasing the pharmacologic and adverse effects.
Digoxin May increase serum digoxin concentrations.
Rifamycins (eg, rifampin) Estazolam plasma levels may be reduced, decreasing the pharmacologic effects.
Theophyllines May antagonize sedative effects of estazolam.
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