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Hepatitis CPhase 4MINMONNCT03512210

Monitoring SOF/VEL in Treatment Naïve, HCV Participants With Active Infection

A Phase 4 study testing Sofosbuvir/Velpatasvir (SOF/VEL) and Minimal Monitoring (MINMON) Strategy in people with Hepatitis C and HIV-1-infection, run by Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections at 38 sites in 6 countries.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
Search all trials

Trial summary

To achieve global hepatitis C virus (HCV) elimination by 2030, 80% of the ~71 million people with chronic HCV infection will need to be treated, necessitating simplification of treatment delivery and associated laboratory monitoring without compromising efficacy or safety. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Hepatitis C, HIV-1-infection, Liver Diseases
What is being tested?
Sofosbuvir/Velpatasvir (SOF/VEL) and Minimal Monitoring (MINMON) Strategy
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
400 participants
Where
38 sitesin 6 countries
Study dates
22 Oct 2018to 28 Feb 2021
Phase
Phase 4
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Active Hepatitis C (HCV) infection, defined by HCV RNA >1000 international units (IU/mL) within 35 days prior to study entry
  • HCV treatment naïve
  • Liver disease staged as either non-cirrhotic (Fibrosis-4 (FIB-4) Score <3.25) or compensated cirrhotic (FIB-4 Score ≥3.25 and Child-Turcotte-Pugh (CTP) ≤Score 6) within 35 days prior to study entry
  • HIV-1 negative, or HIV-1 positive with either a) Non-efavirenz containing antiretroviral therapy (ART) started at least 14 days prior to study entry with plasma HIV-1 RNA <400 copies/mL within 90 days prior to study entry or b) not taking ART and CD4+ cell count >350 cells/uL within 90 days prior to study entry
  • The following laboratory values obtained within 35 days prior to study entry:
  • Albumin >3.0 g/L
Show all 20Show fewer
  • Hemoglobin >8.0 g/dL for women; >9.0 g/dL for men
  • Platelet count >50,000/mm^3
  • Calculated creatinine clearance (CrCl) >30 mL/min
  • Aspartate aminotransferase (AST) <10 times the upper limit of the normal range (ULN)
  • Alanine transaminase (ALT) <10 times the ULN
  • Total bilirubin <1.5 times the ULN for participants not on atazanavir (ATV); <3 times the ULN for participants on ATV
  • International normalized ratio (INR) <1.5 times the ULN
  • For females of reproductive potential, a negative serum or urine pregnancy test within 48 hours prior to study entry
  • All participants of reproductive potential must have agreed not to participate in conception process (e.g., active attempt to become pregnant or to impregnate, sperm donation, in vitro fertilization) while on study treatment and for 6 weeks after stopping study treatment
  • If participating in sexual activity that could lead to pregnancy, the all participants of reproductive potential had to agree to use at least one reliable methods of contraception while on study treatment and for 6 weeks after stopping study treatment
  • Participants who were not of reproductive potential were eligible without requiring the use of contraceptives.
  • Life expectancy >12 months
  • Ability and willingness to be contacted remotely
  • Ability and willingness of participant to provide informed consent.

Who cannot join

  • Positive for hepatitis B virus (HBV) surface antigen
  • For cirrhotic participants, CTP score >6 corresponding to Class B or C
  • Breastfeeding or pregnancy
  • Known allergy/sensitivity or any hypersensitivity to components of study drugs or their formulation
  • Active drug or alcohol use or dependence and other conditions that, in the opinion of the site investigator, would interfere with adherence to study requirements.
  • Acute or serious illness requiring systemic treatment and/or hospitalization within 35 days prior to study entry
Show all 9Show fewer
  • For HIV positive participants, presence of active or acute AIDS-defining opportunistic infections within 35 days prior to study entry
  • Any history of hepatic decompensation including ascites, spontaneous bacterial peritonitis, hepatic encephalopathy, hepatorenal syndrome, and/or bleeding esophageal varices
  • Use of prohibited medications within the past 14 days prior to study entry

Trial locations and contacts

38 sites in 6 countries.

38 sites in 6 countries

United States30 sites
  • The Ponce de Leon Center CRS (5802)

    Atlanta, Georgia, 30308

  • University of Colorado Hospital CRS (6101)

    Aurora, Colorado, 80045

  • Johns Hopkins University CRS (201)

    Baltimore, Maryland, 21205

  • Alabama CRS (31788)

    Birmingham, Alabama, 35294

  • Massachusetts General Hospital (MGH) CRS (101)

    Boston, Massachusetts, 02114

  • Brigham and Women's Hosp. ACTG CRS (107)

    Boston, Massachusetts, 02115

  • Unc Aids Crs (3201)

    Chapel Hill, North Carolina, 27514

  • Northwestern University CRS (2701)

    Chicago, Illinois, 60611

  • Rush Univ. Med. Ctr. ACTG CRS (2702)

    Chicago, Illinois, 60612

  • Univ. of Cincinnati CRS (2401)

    Cincinnati, Ohio, 45267

  • Case CRS (2501)

    Cleveland, Ohio, 44106

  • The Ohio State Univ. AIDS CRS (2301)

    Columbus, Ohio, 43210

  • Trinity Health and Wellness Center CRS (31443)

    Dallas, Texas, 75208

  • Greensboro CRS (3203)

    Greensboro, North Carolina, 27401

  • Houston AIDS Research Team CRS (31473)

    Houston, Texas, 77030

  • University of Southern California (1201)

    Los Angeles, California, 90033-1079

  • UCLA CARE Center CRS (601)

    Los Angeles, California, 90095

  • Vanderbilt Therapeutics (VT) CRS (3652)

    Nashville, Tennessee, 37204

  • Weill Cornell Chelsea CRS (7804)

    New York, New York, 10010

  • Columbia Physicians and Surgeons CRS (30329)

    New York, New York, 10032

  • Weill Cornell Upton CRS (7803)

    New York, New York, 10065

  • New Jersey Medical School Clinical Research Center CRS (31786)

    Newark, New Jersey, 07103

  • Hosp. of the Univ. of Pennsylvania CRS (6201)

    Philadelphia, Pennsylvania, 19104

  • Pittsburgh CRS (1001)

    Pittsburgh, Pennsylvania, 15213

  • The Miriam Hospital ACTG CRS (2951)

    Providence, Rhode Island, 02906

  • University of Rochester Adult HIV Therapeutic Strategies Network CRS (31787)

    Rochester, New York, 14642

  • Ucsd, Avrc Crs (701)

    San Diego, California, 92103

  • Ucsf Aids Crs (801)

    San Francisco, California, 94110

  • Washington U CRS (2101)

    St Louis, Missouri, 63110

  • Whitman Walker Health CRS (31791)

    Washington D.C., District of Columbia, 20009

Other trials in United States

Brazil2 sites
  • Hospital Nossa Senhora da Conceicao CRS (12201)

    Porto Alegre, Rio Grande do Sul, 9043010

  • Instituto de Pesquisa Clinica Evandro Chagas (12101)

    Rio de Janeiro, 21045

Other trials in Brazil

South Africa2 sites
  • Family Clinical Research Unit (FAM-CUR) CRS (8950)

    Cape Town, West Cape, 7505

  • University of the Witwatersrand Helen Joseph (WITS HJH) CRS (11101)

    Johannesburg, Gauteng, 2193

Other trials in South Africa

Thailand2 sites
  • Thai Red Cross AIDS Research Centre (TRC-ARC) CRS (31802)

    Bangkok, Patumwan, 10330

  • Chiang Mai University HIV Treatment CRS (31784)

    Chiang Mai, 50200

Other trials in Thailand

Puerto Rico1 site
  • Puerto Rico-AIDS CRS (5401)

    San Juan, 00931

Other trials in Puerto Rico

Uganda1 site
  • Joint Clinical Research Centre (JCRC) (12401)

    Kampala

Other trials in Uganda

About this study

Official title: A Single-arm Study to Evaluate the Feasibility and Efficacy of a Minimal Monitoring Strategy to Deliver Pan-genotypic Ribavirin-free HCV Therapy to HCV Infected Populations Who Are HCV Treatment Naïve With Evidence of Active HCV Infection: The MINMON Study

To achieve global hepatitis C virus (HCV) elimination by 2030, 80% of the ~71 million people with chronic HCV infection will need to be treated, necessitating simplification of treatment delivery and associated laboratory monitoring without compromising efficacy or safety. The COVID-19 pandemic has further highlighted the need for innovative models of health care delivery that minimize face-to-face patient-provider contact. The purpose of this study was to evaluate the feasibility, safety, and efficacy of a minimal monitoring (MINMON) strategy to deliver interferon- and RBV-free, pan-genotypic DAA therapy to treat active HCV in HCV treatment naïve participants.

Read the detailed description

This study evaluated the feasibility, safety, and efficacy of a minimal monitoring (MINMON) strategy of delivering interferon- and ribavirin (RBV)-free, pan-genotypic direct-acting antiviral (DAA) therapy to treat active hepatitis C virus (HCV) in HCV treatment naïve participants, with or without HIV-1 co-infection, and with no evidence of decompensated cirrhosis.

The MINMON intervention included four components: 1) No pre-treatment HCV genotyping; 2) Entire 12-week treatment course (84 tablets) dispensed to participants at study entry; 3) No scheduled on-treatment laboratory monitoring or clinic visits prior to SVR evaluation scheduled 24 weeks following entry; 4) Remote contact with participants at week 4 for adherence counseling and locator update, and week 22 for scheduling of SVR visit and locator update.

At study entry, all participants received a single-tablet, fixed-dose combination (FDC) of sofosbuvir/velpatasvir (SOF/VEL) for 12 weeks.

The trial was designed to accrue 400 adult participants who may be co-infected with HIV-1 (limited to no more than 200 participants), and whose liver disease state is either no cirrhosis (defined by Fibrosis-4 score) or compensated cirrhosis (defined by Fibrosis-4 and Child-Turcotte-Pugh (CTP) scores, and limited to no more than 80 participants). Accrual from research sites in the United States was limited to no more than 132 participants.

The study proceeded in two steps: Step 1: MINMON intervention and Step 2: post-MINMON follow up.

During Step 1 (MINMON intervention), participants were contacted remotely at week 4 to inquire about study medication adherence and confirm locator information, and again at week 22 to schedule the sustained virologic response (SVR) evaluation and confirm locator information. Unplanned in-person clinic visits before week 22 were permissible to address common treatment toxicities that could not be managed remotely. The primary efficacy outcome measure, sustained virologic response (SVR), was evaluated starting at the week 24 study visit. Early discontinuation of treatment did not alter the timing of the SVR evaluation. If the week 24 visit was missed, SVR could be evaluated at any time up to 76 weeks following study entry.

Following SVR evaluation, participants entered Step 2 for two additional post-SVR evaluation study visits at weeks 48 and 72. Participants were contacted remotely at weeks 42 and 68 to schedule such visits. The schedule of additional post-MINMON evaluation visits were dependent on the week of Step 2 entry.

In version 1 of the study, total study duration was up to 76 weeks. Due to the COVID-19 Pandemic, the window of the week 72 visit was extended for participants who completed SVR evaluations and registered to Step 2 to October 31, 2020 for US sites and to February 28, 2021 for non-US sites. This extension did not alter the window for SVR evaluation.

All scheduled in-clinic study visits included a physical exam, blood collection, and collection of plasma samples. For participants able to become pregnant, pregnancy testing was conducted at screening, entry, and at any in-clinic visit during Step 1 if pregnancy was suspected. Liver Elastography was an optional evaluation.

Being tested
Sofosbuvir/Velpatasvir (SOF/VEL), Minimal Monitoring (MINMON) Strategy
Medical subject headings
Hepatitis C, Liver Diseases

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Sofosbuvir/Velpatasvir (SOF/VEL)Drug

    Also called Epclusa

    400/100 mg fixed-dose combination (FDC) tablet administered orally once daily with or without food.

  • Minimal Monitoring (MINMON) StrategyOther

    MINMON Strategy:

    1. No pre-treatment HCV genotyping
    2. Entire treatment course (84) tablets of SOF/VEL administered to participants at study entry
    3. No scheduled on-treatment laboratory monitoring or clinic visits
    4. Remote contact with participants at week 4 and week 22
Study groups in NCT03512210
Study groupRoleWhat they receive
MINMON 24 weeks with SOF/VEL 12 WeeksExperimentalParticipants received Sofosbuvir/Velpatasvir (SOF/VEL [Tradename: Epclusa®]) tablet for 12 weeks with a minimal monitoring (MINMON) strategy for 24 weeks
Receives: Drug: Sofosbuvir/Velpatasvir (SOF/VEL); Other: Minimal Monitoring (MINMON) Strategy

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Percentage of Participants With Sustained Virologic Response 12 (SVR12)

    SVR12 was defined as plasma HCV RNA less than the lower limit of quantification (LLOQ) from the earliest sample drawn at least 22 weeks following study treatment initiation (i.e. at a visit scheduled at least 10 weeks after scheduled end of study treatment). Participants without any HCV RNA result at least 22 weeks after treatment initiation will be considered as having HCV RNA greater than the LLOQ.

    LLOQ was defined as <15 IU/mL for results tested at USA centralized testing laboratory Quest using the "Roche COBAS® HCV Quantitative nucleic acid test for use on the COBAS® 6800/8800" assays for quantitation (and detection) of HCV, and <12 IU/mL for results tested at regional international labs using "Abbott RealTime HCV" assay for quantitation (and detection) of HCV.

    A two-sided 95%, confidence interval was calculated for this percentage using the Wilson (score) method.

    Measured: From at least 22 weeks and up to 76 weeks from treatment initiation

  2. Percentage of Participants With an Occurrence of Serious Adverse Events According to International Council for Harmonization (ICH) Criteria

    Serious adverse events (SAEs) as defined by ICH guidelines.

    A two-sided, 95% confidence interval was calculated for the percentage using the Wilson (score) method.

    Measured: From treatment initiation to 28 weeks

Secondary outcomes (3)
  1. Percentage of Participants With at Least One Unplanned Clinic Visit Prior to SVR12 Evaluation

    According to the study minimal monitoring intervention, there were no planned clinic visits prior to study week 24, when SVR12 was scheduled to be evaluated. An unplanned clinic visit was defined as an in-clinic visit occurring from treatment initiation to up to week 22.

    A two-sided, 95% confidence interval was calculated for the percentage using the Wilson (score) method.

    Measured: From treatment initiation to 22 weeks

  2. Percentage of Participants With an Occurrence of One or More Non-serious, Grade >= 3 Adverse Event (AE), or Treatment Limiting AE.

    AEs included all primary diagnoses, primary signs/symptoms, and primary laboratory abnormalities that either had severity grade ≥ 3 or led to a change in study medication. Serious Adverse Events (SAE) by International Council for Harmonization (ICH) criteria were excluded as they contributed to the primary safety outcome measure.

    Severity grading was based on DAIDS AE Grading Table, Corrected Version 2.1.

    A two-sided, 95% confidence interval was calculated for the percentage using the Wilson (score) method.

    Measured: From treatment initiation to 28 weeks

  3. Percentage of Participants Who Prematurely Discontinued HCV Study Medications

    Since there were no planned clinic visits during the 12 week study medication period, the last dose of study treatment was self-reported by participants, and recorded at the SVR evaluation visit at 24 weeks. Premature treatment discontinuation was defined when the self-reported final dose date was <11 weeks (<77 days) after the date of initial dose (accounting for any reported treatment holds). Participants discontinuing study follow up without information about completion of HCV study medications were counted as having prematurely discontinued medications.

    A two-sided, 95% confidence interval was calculated for the percentage using the Wilson (score) method.

    Measured: From at least 22 weeks and up to 76 weeks from treatment initiation

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted30 Apr 2018
  2. Study start22 Oct 2018
  3. Primary completion30 Jul 2020
  4. Study completion28 Feb 2021

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 4
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
400 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03512210
Sponsor's protocol ID
ACTG A5360
Other IDs
UM1AI068636
Acronym
MINMON
Status last verified
Jan 2022
First submitted
19 Apr 2018
Last updated
4 Feb 2022
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
Undecided

Publications

  • Han WM, Solomon S, Wagner-Cardoso S, Li J, Parvangada A, Sulkowski M, Naggie S, Martin R, Mo H, Maiorova E, Wyles D; ACTG A5360 study team. Rare and Novel Hepatitis C Virus Genotype Subtypes and Response to Sofosbuvir/Velpatasvir in A5360 (MINMON) Clinical Trial. J Viral Hepat. 2026 Nov;33(11):e70251. doi: 10.1111/jvh.70251.

    PubMed 42922282
  • Torres TS, Saha PT, Smeaton L, Wimbish C, Kliemann DA, Avihingsanon A, Kityo C, Bennet JA, Van Schalkwyk M, Linas B, Nunes EP, Robbins GK, Wyles D, Naggie S, Sulkowski M, Cardoso SW, Solomon S. Impact of a minimal monitoring HCV treatment approach on Health-Related Quality of Life. Qual Life Res. 2025 Jun;34(6):1683-1694. doi: 10.1007/s11136-025-03922-1. Epub 2025 Feb 28.

    PubMed 40019678
  • Han WM, Solomon SS, Smeaton L, Avihingsanon A, Wagner Cardoso S, Li J, Parvangada A, Sulkowski M, Naggie S, Martin R, Mo H, Maiorova E, Wyles D. Reinfection and Resistance Associated Substitutions Following a Minimal Monitoring Approach for Hepatitis C Virus Treatment in MINMON Trial. Clin Infect Dis. 2025 Jul 18;80(6):1293-1301. doi: 10.1093/cid/ciae627.

    PubMed 39702964
  • Sowah LA, Smeaton L, Brates I, Bhattacharya D, Linas B, Kreter B, Wagner-Cardoso S, Solomon S, Sulkowski M, Robbins GK. Perspectives on Adherence From the ACTG 5360 MINMON Trial: A Minimum Monitoring Approach With 12 Weeks of Sofosbuvir/Velpatasvir in Chronic Hepatitis C Treatment. Clin Infect Dis. 2023 Jun 8;76(11):1959-1968. doi: 10.1093/cid/ciad034.

    PubMed 36694361
  • Solomon SS, Wagner-Cardoso S, Smeaton L, Sowah LA, Wimbish C, Robbins G, Brates I, Scello C, Son A, Avihingsanon A, Linas B, Anthony D, Nunes EP, Kliemann DA, Supparatpinyo K, Kityo C, Tebas P, Bennet JA, Santana-Bagur J, Benson CA, Van Schalkwyk M, Cheinquer N, Naggie S, Wyles D, Sulkowski M. A minimal monitoring approach for the treatment of hepatitis C virus infection (ACTG A5360 [MINMON]): a phase 4, open-label, single-arm trial. Lancet Gastroenterol Hepatol. 2022 Apr;7(4):307-317. doi: 10.1016/S2468-1253(21)00397-6. Epub 2022 Jan 10.

    PubMed 35026142

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing Sofosbuvir/Velpatasvir (SOF/VEL) and Minimal Monitoring (MINMON) Strategy in people with Hepatitis C and HIV-1-infection, run by Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections at 38 sites in 6 countries.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 20 inclusion and 9 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 4 Feb 2022. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 38 sites in United States, Brazil, South Africa, Thailand, Puerto Rico and 1 more country. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 16 Jul 2021). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Percentage of Participants With Sustained Virologic Response 12 (SVR12) (time frame: From at least 22 weeks and up to 76 weeks from treatment initiation). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03512210, which also lists 5 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 4 Feb 2022.

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