Reduced is named as an intervention in 3 current clinical trials in our Germany, Switzerland, Austria, Netherlands and Canada registers. 2 are recruiting patients now. All registered phases are Phase 3. The sponsor with the most trials is Swiss Cancer Institute (1). The most-studied condition is Metastatic Breast Cancer.
| Study | Phase | Status | Lead sponsor | Registers |
|---|---|---|---|---|
|
Low Dose Trimethoprim-Sulfamethoxazole for the Treatment of Pneumocystis Jirovecii Pneumonia
NCT04851015 · ClinicalTrials.gov ↗ · Pneumocystis, Pneumocystis Pneumonia, Pneumocystis Jirovecii Infection
|
Phase 3 | Recruiting | Todd C. Lee MD MPH FIDSA | Canada |
|
DOSAGE Study: Upfront Dose-Reduced Chemotherapy in Older Patients with Metastatic Colorectal Cancer
NCT06275958 · ClinicalTrials.gov ↗ · Older Patients, Colorectal Cancer, Metastatic Cancer
|
Phase 3 | Recruiting | Leiden University Medical Center | Netherlands |
|
Prevention of Symptomatic Skeletal Events With Denosumab Administered Every 4 Weeks Versus Every 12 Weeks
NCT02051218 · ClinicalTrials.gov ↗ · Metastatic Breast Cancer, Metastatic Prostate Cancer, Bone Metastases
|
Phase 3 | Active, closed | Swiss Cancer Institute | Germany, Switzerland, Austria |
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.
| Lead sponsor | Trials |
|---|---|
| Swiss Cancer Institute | 1 |
| Leiden University Medical Center | 1 |
| Todd C. Lee MD MPH FIDSA | 1 |
| Register | Trials | Recruiting |
|---|---|---|
| Clinical trials in Germany | 1 | 0 |
| Clinical trials in Switzerland | 1 | 0 |
| Clinical trials in Austria | 1 | 0 |
| Clinical trials in Netherlands | 1 | 1 |
| Clinical trials in Canada | 1 | 1 |
A trial with sites in more than one country appears in each of those registers.
3 current trials in our Germany, Switzerland, Austria, Netherlands and Canada registers name Reduced as a drug or biological intervention, as of the registry sync on 26 September 2026. Completed and withdrawn studies are not counted.
Yes. 2 of the 3 trials are recruiting: 1 with sites in Netherlands and 1 with sites in Canada. Eligibility and site contacts are on each trial's record. Only the study team can confirm whether a patient is eligible.
Swiss Cancer Institute (1), Leiden University Medical Center (1) and Todd C. Lee MD MPH FIDSA (1). The number in brackets is how many trials each organisation leads.
Every trial, status, phase and sponsor on this page is copied from public ClinicalTrials.gov records by a daily sync. Nothing here describes how Reduced works or whether it is effective, and it is not medical advice.
Everything on this page is copied from public ClinicalTrials.gov registry records — it is not written from memory, and nothing here describes how Reduced 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 Reduced (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 26 Sep 2026.