Levonorgestrelethinyl Estradiol And Ethinyl Estradiol + Colesevelam Interaction

Moderateinteraction on record

Description

Significantly decreases systemic exposure of ethinyl estradiol, potentially reducing contraceptive efficacy or increasing breakthrough bleeding.

Mechanism

Decreased absorption of ethinyl estradiol

Source: NLP:levonorgestrel and ethinyl estradiol