Comparative pharmacokinetic analysis of levonorgestrel-releasing intrauterine systems and levonorgestrel-containing contraceptives with oral or subdermal administration route.
CONCLUSIONS: Among the contraceptives examined, COC had the highest and LNG-IUSs the lowest systemic exposure to LNG. Systemic LNG concentration was inversely correlated to body weight.
PMID: 33006493 [PubMed - as supplied by publisher]
Source: The European Journal of Contraception and Reproductive Health Care - Category: Reproduction Medicine Authors: Hofmann BM, Apter D, Bitzer J, Reinecke I, Serrani M, Höchel J, Merz M Tags: Eur J Contracept Reprod Health Care Source Type: research