Hello. Do Softacort eye drops and Cusi Erythromycin eye ointment weaken the effect of birth control pills?
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Klaudia Ćwiąkała Pharmacist, Editor
14 months ago
No, Softacort drops and Cusi Erythromycin ointment do not affect the action and effectiveness of birth control pills. These are drugs of local action that do not penetrate the systemic circulation to a significant extent and thus do not interact with drugs used orally. We wrote about what drugs can weaken the effect of contraceptive pills here: https://www.gdziepolek.pl/artykuly/jakie-leki-oslabiaja-skutecznosc-antykoncepcji