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ClinicalTrials.gov public records Last synced Sep 29, 2026, 12:38 AM EDT

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Showing 1–4 of 4 matching trials from the live ClinicalTrials.gov search.
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Recruiting No phase listed Observational

Assessment of Methadone Dose Taken

NCT05981573
Conditions
Methadone Toxicity, Methadone Overdose, Pain, Chronic, Drug Metabolism, Poor, CYP2D6-Related, Metabolism Medication Toxicity
Interventions
Measurement of Methadone in the Interstitial Fluid (ISF) before and after prescribed dose taken ex vivo, Measurement of Methadone in the Interstitial Fluid before and after prescribed dose taken in vivo, ISF Extraction Device 2
Diagnostic Test · Drug · Device
Lead sponsor
Cari Health Inc.
Other
Eligibility
18 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Lemon Grove, California
Completed No phase listed Observational Accepts healthy volunteers Results available

Assessment of Methadone and Buprenorphine in Interstitial Fluid

NCT05546229
Conditions
Opioid Use Disorder
Interventions
Microneedle based interstitial fluid collection
Procedure
Lead sponsor
Cari Health Inc.
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Lemon Grove, California
Conditions
Methadone Toxicity, Methadone Overdose, Pain, Chronic, Drug Metabolism, Poor, CYP2D6-Related, Metabolism Medication Toxicity
Interventions
Measurement of Methadone in the Interstitial Fluid (ISF) before and after prescribed dose taken ex vivo, Measurement of Methadone in the Interstitial Fluid before and after prescribed dose taken in vivo, ISF Extraction Device 2
Diagnostic Test · Drug · Device
Lead sponsor
Cari Health Inc.
Other
Eligibility
18 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Lemon Grove, California
Enrolling by invitation No phase listed Observational

Assessing Concentrations of Methadone and Its Metabolites

NCT06835582
Conditions
Opioid Use Disorder, Pain
Interventions
Methadone
Drug
Lead sponsor
Cari Health Inc.
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Lemon Grove, California