Diclofenac Sodium is named as a drug or biological intervention in 2 clinical trials in our UK and China trial registers, 1 of which is recruiting. Lead sponsors include Almirall, S.A. (1) and The Second Affiliated Hospital of Hainan Medical University (1). Registered phases: Phase 4 and Not applicable. Conditions studied include Keratosis, Actinic; Head and Neck Tumor; Breast Cancer.
| NCT ID | Study | Phase | Status |
|---|---|---|---|
| NCT06905561 | Topical Diclofenac for Prevention of Radiation-induced Dermatitis (ClinicalTrials.gov ↗) Head and Neck Tumor, Breast Cancer |
Not applicable | Recruiting |
| NCT05387525 | A Study of Tirbanibulin Ointment and Diclofenac Sodium Gel for the Treatment of Adult Participants With Actinic Keratosis on the Face or Scalp (ClinicalTrials.gov ↗) Keratosis, Actinic |
Phase 4 | Active, closed |
Registers list studies that are recruiting, about to open, active but closed to enrolment, or enrolling by invitation. The UK and USA registers cover industry-sponsored studies only. Trial titles and statuses are copied from the registry as published.
| Condition (as registered) | Trials |
|---|---|
| Keratosis, Actinic | 1 |
| Head and Neck Tumor | 1 |
| Breast Cancer | 1 |
| Lead sponsor | Trials |
|---|---|
| Almirall, S.A. | 1 |
| The Second Affiliated Hospital of Hainan Medical University | 1 |
| Register | Diclofenac Sodium trials |
|---|---|
| Clinical trials in UK | 1 |
| Clinical trials in China | 1 |
A trial with sites in more than one country appears in each of those registers.
Everything on this page is copied from public ClinicalTrials.gov registry records — it is not written from memory, and nothing here describes how Diclofenac Sodium works or whether it is effective. Each trial links to its own record so you can check it yourself.
This page is built automatically: a daily sync job reads the registry records behind our country trial registers, collects every trial that lists Diclofenac Sodium (or a registered synonym) as a drug or biological intervention, and tabulates the registry fields directly. Placebos and generic comparators are excluded. There is no AI drafting and no per-compound editorial pass, and the page has not been clinically reviewed. The “last verified” date above is the timestamp of that sync, not a review date. Our general editorial approach is described in our editorial standards and corrections policy. The ClinicalTrials.gov data on this page was last retrieved on 24 Sep 2026.