Drug intelligence / Profile preview

bemnifosbuvir + ruzasvir + ethinyl estradiol + levonorgestrel

Development stage
Unknown
Lead developer
Atea Pharmaceuticals
Modality
Small Molecules
Administration
Oral
01

Overview

This drug combination is a regimen used in a Phase 1 clinical trial to evaluate drug-drug interactions between Atea Pharmaceuticals' investigational hepatitis C virus (HCV) treatment and a common oral contraceptive. The regimen consists of bemnifosbuvir (a nucleotide analog NS5B polymerase inhibitor), ruzasvir (an NS5A inhibitor), ethinyl estradiol (a synthetic estrogen), and levonorgestrel (a synthetic progestin). Bemnifosbuvir and ruzasvir are being developed as a pan-genotypic, once-daily oral treatment for chronic HCV infection, while ethinyl estradiol and levonorgestrel are standard components of birth control. The study aims to determine if the HCV antivirals alter the pharmacokinetics of the contraceptive hormones, which is critical for ensuring contraceptive efficacy and safety during antiviral therapy.

Other names
bemnifosbuvir/ruzasvir + ethinyl estradiol/levonorgestrel
02

Targets

NS5B (Hepatitis C virus non-structural protein 5B (NS5B) RNA-dependent RNA polymerase)ER (Estrogen receptor)PR (Progesterone receptor)NS5A (Hepatitis C virus nonstructural protein 5A (genotype 1b))

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