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ClinicalTrials.gov 13 recruiting now early-phase tilt

Hepatic Impairment: early-phase trial registry

13 of 49 indexed Hepatic Impairment trials are currently recruiting, with more weight in Phase 1-2.

Corpus placement: #281 of 28,707 conditions by registered trial count.

49 US clinical trials · 13 currently recruiting · #281 of 28,707 conditions by registered trial count

Hepatic Impairment: 49 US clinical trials tracked, 13 recruiting.

Hepatic Impairment is the subject of 49 registered US clinical trials on ClinicalTrials.gov, 13 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 49 in Phase 1-2 (earlier-stage). The most active sponsor is Pfizer, running 4 of these trials.

Enrollment posture brief

Registry condition hepatic-impairment

OPEN 13 | RECR 27% | LATE 0 | EARLY 49 | RANK #281 | SPON 4

Nearest open-share peer: Pulmonary Embolism (27% recruiting · 49 trials)

Diet, Healthy49%Duchenne Muscular Dystrophy44.9%Chronic Disease36.7%Arthritis30.6%Hepatic Impairment (this)27%
Open-enrollment share among volume-matched conditions near Hepatic Impairment

Hepatic Impairment lists 13 open slots (27% of 49 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →

Key findings

What ClinicalTrials.gov does not surface for Hepatic Impairment on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.

  1. Hepatic Impairment is recruiting below its size-band peers.

    13 of 49 indexed trials (26.5%) are open to enrollment, against a 39.7% average across 762 conditions with 20-99 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.

  2. Sponsorship of Hepatic Impairment trials is spread across many organizations.

    Pfizer accounts for 4 of 49 trials (8.2%). 38 distinct sponsors appear on at least one study for this condition label.

  3. Most Hepatic Impairment trials plan to enrol fewer than 100 people.

    Median target enrolment is 30 among the 49 trials that report a genuine target (sentinel values excluded). 47 of those (95.9%) plan for fewer than 100 participants.

  4. Hepatic Impairment research is mostly interventional.

    49 interventional and 0 observational studies make up this index (100% interventional). Study type is sponsor-reported on ClinicalTrials.gov.

Phase 149

Open and recent trials

49 total, page 1 of 1

RECRUITING Phase 1 144 participants

Effect of Hepatic Impairment on the Pharmacokinetics and Safety of VIR-2218 and VIR-3434

Vir Biotechnology

NCT05484206

RECRUITING Phase 1 58 participants

A Study of Calderasib (MK-1084) in Participants With Hepatic Impairment and Healthy Volunteers (MK-1084-017)

Merck Sharp & Dohme

NCT07219550

RECRUITING Phase 1 48 participants

An Investigational Study of ESK-001 in Participants With Normal Liver Function and Participants With Mild, Moderate, and Severe Liver Damage

Alumis

NCT06952634

RECRUITING Phase 1 40 participants

Phase 1 Open-Label Study of Radiprodil Pharmacokinetics, Safety, and Tolerability in Hepatically Impaired Participants

GRIN Therapeutics

NCT07457229

RECRUITING Phase 1 32 participants

A Study to Test How BI 1291583 is Taken up in the Blood of People With and Without Liver Problems

Boehringer Ingelheim

NCT07023354

RECRUITING Phase 1 32 participants

Effect of Hepatic Impairment on the Pharmacokinetics of Mirdametinib

SpringWorks Therapeutics

NCT06997276

RECRUITING Phase 1 32 participants

A Study to Evaluate the Effect of Moderate or Severe Hepatic Impairment on the Pharmacokinetics (PK) of Inavolisib

Genentech

NCT07144111

RECRUITING Phase 1 30 participants

Hepatic Impairment With Cirrhosis Due to Cholestatic Liver Disease

Zydus Therapeutics

NCT05045482

RECRUITING Phase 1 28 participants

Study of Bemnifosbuvir/Ruzasvir as a Fixed-dose Combination in Subjects With Normal or Severely Impaired Renal or Hepatic Function

Atea Pharmaceuticals

NCT06911320

RECRUITING Phase 1 26 participants

A Study to Learn How the Body Processes the Study Medicine PF-07328948 in People With and Without Reduced Liver Function

Pfizer

NCT07269301

RECRUITING Phase 1 24 participants

A Study to Compare the Blood Levels and Safety of Tazemetostat in Participants With Advanced Cancer and Moderate/Severe Liver Impairment to Participants With Advanced Cancer and Normal Liver Function

Epizyme

NCT04241835

RECRUITING Phase 1 20 participants

Pharmacokinetics (PK) and Safety of Zanzalintinib in Participants With Moderate Hepatic Impairment (HI)

Exelixis

NCT06962332

RECRUITING Phase 1 12 participants

Assessment of Quizartinib Pharmacokinetic in Subjects With Severe Hepatic Impairment

Daiichi Sankyo

NCT06740799

COMPLETED Phase 1 118 participants

A Study to Evaluate the Pharmacokinetics of AFQ056 in Subjects With Hepatic Impairment Compared to Healthy Subjects

Novartis Pharmaceuticals

NCT01456663

COMPLETED Phase 1 98 participants

Hepatic Impairment, Cholestatic Liver Disease, & NASH with Advanced Fibrosis & Normal Hepatic Function

Zydus Therapeutics

NCT04469920

COMPLETED Phase 1 87 participants

Phase 1 Study to Evaluate the Pharmacokinetics, Safety, and Tolerability of Multiple Oral Doses of MGL-3196 in Subjects With Varying Degrees of Hepatic Impairment and Healthy Matched Control Subjects

Madrigal Pharmaceuticals

NCT04643795

COMPLETED Phase 1 74 participants

Study of Bulevirtide in Participants Who Have Normal or Impaired Liver Function

Gilead Sciences

NCT05765344

COMPLETED Phase 1 39 participants

Study of Bemnifosbuvir in Subjects With Normal and Impaired Hepatic Function

Atea Pharmaceuticals

NCT05724693

COMPLETED Phase 1 38 participants

A Single-dose, Open-label, Pharmacokinetic Study of Belapectin (GR-MD-02) in Subjects With Normal Hepatic Function and Subjects With Varying Degrees of Hepatic Impairment

Galectin Therapeutics

NCT04332432

COMPLETED Phase 1 38 participants

Pharmacokinetics and Safety Study of Siremadlin (HDM201) in Participants With Mild, Moderate and Severe Hepatic Impairment

Novartis Pharmaceuticals

NCT05599932

COMPLETED Phase 1 36 participants

A Study of Soticlestat in Adults With Liver Failure Compared to Those With Normal Liver Function

Takeda

NCT05098054

COMPLETED Phase 1 32 participants

Assessment of the Single Dose Pharmacokinetics and Tolerability of Sativex in Patients With Impaired Hepatic Function and Healthy Patients

Jazz Pharmaceuticals

NCT01887301

COMPLETED Phase 1 32 participants

Pharmacokinetics of AGO178 in Participants With Liver Impairment

Novartis Pharmaceuticals

NCT01531309

COMPLETED Phase 1 32 participants

The Effect o f Hepatic Impairment on the Pharmacokinetics and Pharmacodynamics of Betrixiban, an Oral FXa Antagonist

Portola Pharmaceuticals

NCT03397888

COMPLETED Phase 1 32 participants

A Trial to Evaluate the Pharmacokinetics of ABL001 in Healthy and Hepatic Impaired Subjects

Novartis Pharmaceuticals

NCT02857868

COMPLETED Phase 1 31 participants

A Study to Assess the Pharmacokinetics of Enasidenib (CC-90007) in Subjects With Moderate and Severe Hepatic Impairment.

Celgene

NCT03290443

COMPLETED Phase 1 30 participants

A Study to Evaluate the Pharmacokinetics (PK) and Safety of a Single Dose of Brensocatib in Participants With Normal Hepatic Function and Participants With Hepatic Impairment

Insmed Incorporated

NCT05517525

COMPLETED Phase 1 30 participants

A Study to Evaluate the Effects of Hepatic Impairment on the Pharmacokinetics of Relacorilant

Corcept Therapeutics

NCT06094725

COMPLETED Phase 1 30 participants

Elafibranor Pharmacokinetic Parameters in Hepatic Impaired Patients

Genfit

NCT03765671

COMPLETED Phase 1 30 participants

Study to Investigate the Effect of Hepatic Impairment on the Pharmacokinetics, Safety, and Tolerability of Balcinrenone

AstraZeneca

NCT06388616

COMPLETED Phase 1 29 participants

Pharmacokinetics of Tasimelteon in Subjects With Mild or Moderate Hepatic Impairment

Vanda Pharmaceuticals

NCT01271387

COMPLETED Phase 1 28 participants

Study of Single-dose DS-3201b in Participants With Hepatic Impairment

Daiichi Sankyo

NCT04276662

COMPLETED Phase 1 28 participants

A Clinical Trial of the Study Medicine (Called Fosmanogepix) in Participants With Varying Degrees of Hepatic Function.

Basilea Pharmaceutica

NCT05582187

COMPLETED Phase 1 25 participants

A Study to Assess S-217622 in Participants With Mild and Moderate Hepatic Impairment and Healthy Control Participants

Shionogi

NCT05409911

COMPLETED Phase 1 25 participants

A Study to Evaluate the Pharmacokinetics, Safety, and Pharmacodynamics of Olpasiran in Participants With Various Degrees of Hepatic Impairment

Amgen

NCT05481411

COMPLETED Phase 1 24 participants

A Single Dose Study of Oral Vadadustat in Subjects With Normal and Impaired Hepatic Function

Akebia Therapeutics

NCT03799848

COMPLETED Phase 1 24 participants

A Study to Evaluate the Pharmacokinetics of Avacopan (CCX168) in Participants With Mild or Moderate Hepatic Impairment

Amgen

NCT06004934

COMPLETED Phase 1 24 participants

A Study to Understand How the Study Medicine (PF-07081532) is Processed in People With Liver Dysfunction

Pfizer

NCT05478603

COMPLETED Phase 1 24 participants

Study to Evaluate the Pharmacokinetics of Lemborexant (E2006) and Its Metabolites in Subjects With Mild and Moderate Hepatic Impairment Compared to Healthy Subjects

Eisai

NCT03440424

COMPLETED Phase 1 24 participants

Effect Of Hepatic Impairment on the Pharmacokinetics, Safety and Tolerability of PF-06865571 In Subjects With Hepatic Impairment and in Healthy Subjects

Pfizer

NCT04091061

COMPLETED Phase 1 21 participants

Pharmacokinetics of Efavirenz in HIV-1 Infected Subjects With Hepatic Impairment

Bristol-Myers Squibb

NCT00162097

COMPLETED Phase 1 20 participants

Pharmacokinetics of Sotorasib in Healthy Participants and Participants With Moderate or Severe Hepatic Impairment

Amgen

NCT04887064

COMPLETED Phase 1 18 participants

Tepotinib Hepatic Impairment Trial

EMD Serono Research & Development Institute

NCT03546608

COMPLETED Phase 1 18 participants

PK and Safety in Participants Taking Obicetrapib With Moderate Hepatic Impairment Relative to Normal Hepatic Function

NewAmsterdam Pharma

NCT06048302

COMPLETED Phase 1 18 participants

A Study of Apalutamide in Participants With Severe Hepatic Impairment Compared With Participants With Normal Hepatic Function

Janssen Research & Development

NCT04154774

COMPLETED Phase 1 17 participants

Study to Estimate the Effects of Hepatic Impairment on the Pharmacokinetics (PK) of PF-07321332

Pfizer

NCT05005312

COMPLETED Phase 1 16 participants

A Study of Vorasidenib in Participants With Moderate or Mild Hepatic Impairment and Matched Participants With Normal Hepatic Function

Institut de Recherches Internationales Servier

NCT05674474

COMPLETED Phase 1 16 participants

Surufatinib Hepatic Impairment Study

Hutchison Medipharma Limited

NCT04755075

COMPLETED Phase 1 16 participants

Pharmacokinetics of TD-4208 in Patients With Moderate Hepatic Impairment

Mylan

NCT02581592

Phase Distribution

PhaseTrial count
Phase 1 49

Top Sponsors

Named interventions

Most-linked intervention names on Hepatic Impairment records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Saroglitazar Magnesium 2 mg Drug
2 trials
PF-06865571 100 mg Drug
1 trials
Bulevirtide Drug
1 trials
Betrixaban Drug
1 trials
S-217622 Drug
1 trials
AGO178 Drug
1 trials
Balcinrenone Drug
1 trials
efavirenz containing antiretroviral regimen Drug
1 trials

US sites by state

Facility locations filed on Hepatic Impairment trials. A trial with sites in several states counts in each.

Florida 41 trials
Texas 22 trials
California 13 trials
Minnesota 7 trials
Tennessee 3 trials
Virginia 2 trials
Indiana 2 trials
Ohio 1 trials

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

What to do with this Hepatic Impairment page

49 registered trials, 13 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

  • 13 Hepatic Impairment trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
  • Pfizer sponsors the most Hepatic Impairment trials on record, review their full trial history before evaluating a specific study. See Pfizer's trials
  • Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide

Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Hepatic Impairment condition card totals 49 registered trials; most-linked intervention Saroglitazar Magnesium 2 mg; top US site state Florida. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.