Phuturdex › Diseases › Systemic mastocytosis
Drugs in development · updated 30 October 2026
Systemic mastocytosis: drugs in development
As of 30 October 2026 there are 5 active clinical trials (recruiting or ongoing, phases I–III) on 4 drugs for systemic mastocytosis. 3 are experimental, that is not yet approved in the United States.
Summary updated every week · data as of 30 October 2026. In Phuturdex you get the full detail of every drug and an email when an alert is published on the ones you follow.
Sign in free →Experimental drugs
Not yet approved by the US FDA for any indication.
| Drug | Most advanced phase | Active trials | Reference trial |
|---|---|---|---|
| Elenestinib | II–III | 1 | NCT04910685 |
| Bezuclastinib TabletsCGT9486 | II | 2 | NCT05186753 |
| MGD024 | I | 1 | NCT05362773 |
Sorted by most advanced phase and number of active trials.
Approved drugs in new trials
Approved by the US FDA for at least one indication, not necessarily this disease, and now in active trials on it.
| Drug | Most advanced phase | Active trials | Reference trial |
|---|---|---|---|
| AvapritinibAyvakit®, Ayvakyt® | II | 1 | NCT03731260 |
Sorted by most advanced phase and number of active trials.
All 4 drugs, with the details
In Phuturdex every drug has all its trials, sponsors and countries, FDA and EMA approvals, orphan designations and safety alerts. Free until 31 March 2027.
Open in Phuturdex →Specific forms
- Acute biphenotypic leukaemia 80 drugs
- Precursor lymphoblastic lymphoma/leukemia 163 drugs
- Blastic plasmacytoid dendritic cell neoplasm 24 drugs
- Burkitt lymphoma 113 drugs
- Mast cell leukemia 7 drugs
- GATA2 deficiency 18 drugs
- Myeloid leukemia 26 drugs
- Myeloproliferative disorders 91 drugs
- Acute myeloid leukemia 314 drugs
- Leukemia, Myelogenous, Chronic, BCR-ABL Positive 68 drugs
- Myelodysplastic Syndromes 203 drugs
Broader categories
- Neoplasm 671 drugs
- Immune System Diseases 54 drugs
- Bone marrow disease 14 drugs
- Skin and connective tissue diseases 3 drugs
- Skin neoplasm 50 drugs
- Myeloid leukemia 26 drugs
Source: Phuturdex analysis of ClinicalTrials.gov data (U.S. National Library of Medicine), updated 30 October 2026. Active trials = recruiting or ongoing, phases I–III, with at least one identified drug; phase and sites refer to the trials on this disease. Disease name: Wikidata; NLM MeSH term: D034721 “Mastocytosis, Systemic”. Prevalence: Orphanet.