NT 201 is named as a drug or biological intervention in 2 clinical trials in our USA and UK trial registers, none of which are currently recruiting. Lead sponsors include Merz Pharmaceuticals GmbH (1) and Merz North America, Inc. (1). Registered phase: Phase 3. Conditions studied include Lower Limb or Combined Lower Limb and Upper Limb Spasticity Due to Stroke or Traumatic Brain Injury; Neuromuscular Agents; Peripheral Nervous System Agents.
| NCT ID | Study | Phase | Status |
|---|---|---|---|
| NCT03992404 | Study to Compare the Efficacy and Safety of NT 201 (Botulinum Toxin) With Placebo for the Treatment of Lower Limb Spasticity Caused by Stroke or Traumatic Brain Injury Lower Limb or Combined Lower Limb and Upper Limb Spasticity Due to Stroke or Traumatic Brain Injury |
Phase 3 | Active, closed |
| NCT07122193 | A Study of NT 201 in Adults With Moderate to Severe Platysma Prominence in the United States (ClinicalTrials.gov ↗) Neuromuscular Agents, Peripheral Nervous System Agents, Physiological Effects of Drugs |
Phase 3 | 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 |
|---|---|
| Lower Limb or Combined Lower Limb and Upper Limb Spasticity Due to Stroke or Traumatic Brain Injury | 1 |
| Neuromuscular Agents | 1 |
| Peripheral Nervous System Agents | 1 |
| Physiological Effects of Drugs | 1 |
| Acetylcholine Release Inhibitors | 1 |
| Lead sponsor | Trials |
|---|---|
| Merz Pharmaceuticals GmbH | 1 |
| Merz North America, Inc. | 1 |
| Register | NT 201 trials |
|---|---|
| Clinical trials in USA | 2 |
| Clinical trials in UK | 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 NT 201 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 NT 201 (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.