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Safety, Tolerability & Pharmacokinetics Study of CNTX-6016 in Healthy Subjects and Subjects With PDN

A Study to Evaluate the Safety, Tolerability, and Pharmacokinetics of CNTX-6016 in Healthy Subjects and a Single Cohort of Subjects With Painful Diabetic Neuropathy

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04857957
Enrollment
46
Registered
2021-04-23
Start date
2021-04-14
Completion date
2023-08-30
Last updated
2025-07-28

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

Conditions

Painful Diabetic Neuropathy

Keywords

Painful Diabetic Neuropathy

Brief summary

A Phase 1b study to evaluate the safety, tolerability and pharmacokinetics of multiple ascending doses of CNTX-6016 in healthy subjects and a single cohort to evaluate painful diabetic neuropathy.

Interventions

DRUGOral dose CNTX-6016 or oral dose Placebo

CNTX-6016 or Placebo

Sponsors

Centrexion Therapeutics
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to 59 Years
Healthy volunteers
Yes

Inclusion criteria

Key Inclusion Criteria: * Is in good general health as determined by Investigator's review. * Has a body mass index (BMI) between 18 and 35 kg/m2. * Non- or ex-smoker (\> 1 year) and has not used any nicotine containing products within 12 months prior to screening. * For females, is not currently pregnant and is either of non-childbearing potential or willing to use an adequate method of birth control. * For males, must agree to use barrier contraception and not to donate sperm Key

Exclusion criteria

* Is pregnant, lactating, or planning a pregnancy during the study. * Tests positive for COVID-19 after screening is complete and subject is confirmed to enroll * History of or active cardiac disease, including congestive heart failure, angina, or any arrhythmia. * Has any history or currently active type of cancer except excised or cured basal cell carcinoma. * Has an immunological disorder such as, but not limited to, human immunodeficiency virus (HIV), acquired, or congenital immune deficiency syndrome; autoimmune diseases, such as, but not limited to, rheumatoid arthritis, systemic lupus erythematosus, seronegative spondyloarthropathies or vasculitis, or any infection. * Positive urine screen for alcohol, cotinine, THC and/or drugs of abuse * Has positive screening test for hepatitis B virus (HBV) or hepatitis C virus (HCV). Key Inclusion Criteria- PDN Cohort * A diagnosis/history of Type 2 diabetes mellitus * The pain is present in both feet/legs with symmetrical onset * The pain is characterized as burning, painful, cold or electrical shocks in nature * The pain is associated with tingling, numbness, itching or pins and needles type sensations * The pain has been present and consistent for ≥ 6 months Key

Design outcomes

Primary

MeasureTime frameDescription
CNTX-6016 Pharmacokinetics - CmaxUp to Day 6Systemic exposure to CNTX-6016 measured by Cmax
CNTX-6016 Pharmacokinetics - t1/2Up to Day 6Systemic exposure to CNTX-6016 measured by t1/2
CNTX-6016 Pharmacokinetics - tmaxUp to Day 6Systemic exposure to CNTX-6016 measured by tmax
Incidence of treatment-emergent adverse events (TEAEs) (safety and tolerability) with CNTX-6016Up to 45 daysNumber of participants with TEAEs, which includes laboratory test variables
CNTX-6016 Pharmacokinetics - AUC0-tUp to Day 6Systemic exposure to CNTX-6016 measured by AUC0-t

Other

MeasureTime frameDescription
CNTX-6016 Efficacy - PDN CohortUp to Day 14Efficacy measured by Numeric Rating Scale. The Numeric Rating Scale is an 11-point pain scale with a range of 0 to 10 where 0 = no pain and 10 = worst possible pain
CNTX-6016 Effect of Age and Sex in all CohortsUp to Day 14Systemic exposure to CNTX-6016 By Cmax pooled from all cohorts over full dose range.

Countries

United States

Outcome results

None listed

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