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Influence of S(+)-ketamine on Diffuse Noxious Inhibitory Control (DNIC) and offset analgesia (OA) in chronic pain patients (neuropathic pain, complex regional pain syndrome type 1, fibromyalgia) and healthy volunteers - DNIC

Influence of S(+)-ketamine on Diffuse Noxious Inhibitory Control (DNIC) and offset analgesia (OA) in chronic pain patients (neuropathic pain, complex regional pain syndrome type 1, fibromyalgia) and healthy volunteers - DNIC

Status
Not yet recruiting
Phases
Unknown
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2009-012586-55-NL
Enrollment
60
Registered
2009-05-06
Start date
2009-08-27
Completion date
Unknown
Last updated
2012-03-19

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

Conditions

Chronic pain patients: CRPS-1, fibromyalgia and neurptahic pain

Interventions

Trade Name: Ketanest-S Product Name: Ketanest-S Product Code: RVG22550 Pharmaceutical Form: Intravenous infusion INN or Proposed INN: KETAMINE CAS Number: 6740881 Other descriptive name: Ketanest Conc

Sponsors

Leiden University Medical Center
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patient inclusion criteria. (i) Patients diagnosed with CRPS-1, small-fiber neuropathy or fibromyalgia, according to the guidelines of the IASP or other professional pain societies (eg., Netherlands Society of Anesthesiologists); (ii) a pain score of 5 or higher; (iii) age between 18 and 75 years; (iv) being able to give written informed consent. Volunteer inclusion criteria. Healthy volunteers in the age range 18-75 years of either sex. Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) F.1.2.1 Number of subjects for this age range F.1.3 Elderly (>=65 years) F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: Patient and volunteer exclusion criteria. (i) Unable to give written informed consent; (ii) medical disease such as renal, liver, cardiac, vascular (incl. hypertension) infectious disease; (iii) increased intracranial pressure; (iv) epilepsy; (v) psychosis; (vi) glaucoma; (vii) a history of cerebro-vascular accident 30).

Design outcomes

Primary

MeasureTime frame
Main Objective: To test the effect of S-ketamine on chronic pain;Secondary Objective: none;Primary end point(s): Pain relief in response to ketamine treatment as measured by OA and DNIC

Countries

Netherlands

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026