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Impact of Sofosbuvir and Daclatasvir Concentration on HCV RNA

Sofosbuvir Plus Daclatasvir With or Without Ribavirin for Chronic Hepatitis C Infection: Impact of Drug Concentration on Viral Load Decay

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT03318887
Enrollment
130
Registered
2017-10-24
Start date
2014-02-01
Completion date
2015-06-30
Last updated
2017-10-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Hepatitis C

Keywords

Cirrhosis, Direct acting antiviral agents, Hepatitis C, Pharmacological monitoring

Brief summary

Sofosbuvir plus daclatasvir with or without ribavirin is one of the currently recommended treatment option for chronic hepatitis C. The objectives were to identify factors associated with sofosbuvir/daclatasvir plasma concentrations variations and to evaluate their impact on viral kinetics.

Interventions

DRUGSofosbuvir/daclatasvir with or without ribavirin

Direct-acting antiviral treatment for hepatitis C virus infection

Sponsors

Hospices Civils de Lyon
Lead SponsorOTHER

Study design

Observational model
COHORT
Time perspective
RETROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Patients with hepatitis C virus infection treated with sofosbuvir/daclatasvir * Patients with at least one measurement of sofosbuvir or daclatasvir plasma concentration * Follow-up of at least 3 months after the end of treatment

Exclusion criteria

* Patients with severe renal failure (estimated glomerular filtration rate (eGFR)\<30ml/min/1.73m2) * Patients with liver transplantation during therapy

Design outcomes

Primary

MeasureTime frame
Sofosbuvir/daclatasvir plasma concentrationSofosbuvir/daclatasvir plasma concentrations were measured at week 4, 8, 12 and 24 during therapy

Secondary

MeasureTime frame
HCV viral loadAt treatment initiation, at week 4, 8, 12 and 24 of therapy and 12 weeks after the end of treatment

Countries

France

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026