Drug: Diphenhydramine: chronic pain clinical trials
Registry records that list "Drug: Diphenhydramine" as an intervention. Being studied does not mean an intervention works or is approved.
1
Trials with Canadian sites
0
Recruiting in Canada
3
Registry records in total
Trials in Canada
1 trial, 0 recruiting or not yet recruiting. Recruiting first.
| Phase | Provinces | ||||
|---|---|---|---|---|---|
| The Role of Intravenous (IV) Lidocaine in the Management of Chronic Neuropathic Pain of Peripheral Nerve Origin NCT01669967 | Completed | Not applicable | Ontario | London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's | 2011-09 |
Trials worldwide (outside Canada)
2 trials, 0 recruiting or not yet recruiting. Recruiting first.
| Phase | Countries | ||||
|---|---|---|---|---|---|
| A Policy Relevant US Trauma Care System Pragmatic Trial for PTSD and Comorbidity NCT02655354 | Completed | Not applicable | United States | University of Washington | 2015-10 |
| Preoperative Gabapentin for Acute and Chronic Post-thoracotomy Analgesia NCT00588159 | Completed | Not applicable | United States | Michelle Kinney | 2007-06 |
Conditions studied with this intervention
Source: ClinicalTrials.gov (US National Library of Medicine), snapshot October 2026. Check the registry for current recruiting status.