- Conditions
- Kratom Pharmacodynamics, Kratom Pharmacokinetics
- Interventions
- Not listed
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 16 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2028
- U.S. locations
- 2
- States / cities
- Baltimore, Maryland
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Showing 1–6
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- Conditions
- Safety and Tolerability in Healthy Subjects
- Interventions
- mitragynine, Placebo
- Drug
- Lead sponsor
- National Institute on Drug Abuse (NIDA)
- NIH
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 32 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026 – 2027
- U.S. locations
- 1
- States / cities
- Overland Park, Kansas
- Conditions
- Kratom Pharmacokinetics, Kratom Pharmacodynamics, Kratom
- Interventions
- Effects from acute kratom exposure
- Behavioral
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 22 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2028
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Interaction Drug Food
- Interventions
- Midazolam HCl, Dextromethorphan HBr, Kratom
- Drug · Dietary Supplement
- Lead sponsor
- Washington State University
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 15 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2021
- U.S. locations
- 1
- States / cities
- Spokane, Washington
- Conditions
- Safety, Pharmacokinetics, Pharmacodynamics
- Interventions
- Kratom, Placebo
- Drug
- Lead sponsor
- Altasciences Company Inc.
- Industry
- Eligibility
- 18 Years to 59 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- Overland Park, Kansas
- Conditions
- Herbal Interaction
- Interventions
- Kratom, Oxycodone
- Dietary Supplement · Drug
- Lead sponsor
- Washington State University
- Other
- Eligibility
- 21 Years to 45 Years
- Enrollment
- 16 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2026
- U.S. locations
- 1
- States / cities
- Spokane, Washington