Those taking tablets or capsules orally should avoid grapefruit and grapefruit juice and echinacea. * Grapefruit juice may double bioavailability of oral<unk> . * Echinacea diminishes bioavailability. Also, high-fat meals delay absorption but do not impede absorption.
Budesonide
Fluticasone furoate
Flumetasone
Fluticasone
Fluticasone propionate
Clobetasone
Diflorasone diacetate
Theophylline