Evaluating AVTX-009 for treating moderate to severe Hidradenitis Suppurativa
Official title: A Phase 2, Randomized, Double-blind, Placebo-controlled, Parallel-group Study to Evaluate the Efficacy and Safety of AVTX-009 in Patients With Moderate to Severe Hidradenitis Suppurativa (LOTUS)
Run by Avalo Therapeutics, Inc. · NCT06603077 · Data updated 2026-05-14
This study is no longer in our active list. It may have stopped recruiting or finished. The details below are as of 2026-05-14 and are kept for reference. Check ClinicalTrials.gov for its current status, or see similar studies below.
This study is testing a new treatment called AVTX-009 to see if it can help people with moderate to severe Hidradenitis Suppurativa feel better.
Quick facts
| Phase | Phase 2 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 180 (estimated) |
| Sponsor | Avalo Therapeutics, Inc. Industry-sponsored |
| Locations | 55 sites (Scottsdale, Arizona and 54 other locations) |
| Trial ID | NCT06603077 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are individuals with moderate to severe Hidradenitis Suppurativa who have experienced symptoms for at least 6 months and have a specific number of inflammatory lesions.
✕Probably not a fit
Patients with severe comorbid conditions or other active inflammatory diseases that require prohibited medications may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This clinical trial aims to assess the efficacy and safety of AVTX-009 in patients suffering from moderate to severe Hidradenitis Suppurativa (HS). It is designed as a randomized, double-blind, placebo-controlled study where participants will be assigned to one of two dosing regimens of AVTX-009 or a matching placebo. The study includes a screening period of up to 28 days, a treatment phase lasting up to 16 weeks, and a follow-up period of 6 weeks after the last dose. The total duration for each participant will be 24 weeks.
Why it matters
Potential benefit: If successful, this treatment could significantly improve the management of Hidradenitis Suppurativa, providing relief for patients with moderate to severe symptoms.
How similar studies have gone: Previous studies have shown promise in treating Hidradenitis Suppurativa with similar approaches, but the specific efficacy of AVTX-009 is still being evaluated.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: 1. Signs and symptoms of hidradenitis suppurativa (HS) for at least 6 months prior to Screening. 2. At least 5 inflammatory lesions in at least 2 distinct anatomical areas, at least 1 of which is Hurley Stage 2 or 3. Exclusion Criteria: 1. Has a draining fistula count of ≥ 20. 2. Has another active skin inflammatory condition, infection (viral, bacterial, or fungal), or another active ongoing inflammatory disease (other than HS) that requires treatment with a prohibited medication, which could interfere with the assessment of HS. 3. History of chronic or recurrent infectious disease, including but not limited to chronic renal infection, chronic lung infection, recurrent urinary tract infection, or open, draining or infected skin wounds or ulcers (not related to HS). 4. Has severe, progressive and/or uncontrolled renal, hepatic, hematologic, endocrine, pulmonary, cardiac, neurologic or immunosuppressive disease.
Where it's running
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Clinical Site 1022
Scottsdale, Arizona, United States Recruiting -
Clinical Site 1026
Tucson, Arizona, United States Recruiting -
Clinical Site 1019
Pomona, California, United States Recruiting -
Clinical Site 1009
Sacramento, California, United States Recruiting -
Clinical Site 1011
Washington, District of Columbia, United States Recruiting -
Clinical Site 1029
Boca Raton, Florida, United States Recruiting
Show 44 more locations
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Clinical Site 1002
Coral Gables, Florida, United States Recruiting -
Clinical Site 1015
Maitland, Florida, United States Recruiting -
Clinical Site 1027
North Miami Beach, Florida, United States Recruiting -
Clinical Site 1013
Tampa, Florida, United States Recruiting -
Clinical Site 1008
Savannah, Georgia, United States Recruiting -
Clinical Site 1014
Chicago, Illinois, United States Recruiting -
Clinical Site 1028
West Lafayette, Indiana, United States Recruiting -
Clinical Site 1024
Murray, Kentucky, United States Recruiting -
Clinical Site 1001
Boston, Massachusetts, United States Recruiting -
Clinical Site 1007
Ft. Gratiot, Michigan, United States Recruiting -
Clinical Site 1003
Portsmouth, New Hampshire, United States Recruiting -
Clinical Site 1023
Bronx, New York, United States Recruiting -
Clinical Site 1016
New York, New York, United States Recruiting -
Clinical Site 1020
Cincinnati, Ohio, United States Recruiting -
Clinical Site 1010
Cleveland, Ohio, United States Recruiting -
Clinical Site 1017
Dublin, Ohio, United States Recruiting -
Clinical Site 1004
Philadelphia, Pennsylvania, United States Recruiting -
Clinical Site 1018
Johnston, Rhode Island, United States Recruiting -
Clinical Site 1005
Greenville, South Carolina, United States Recruiting -
Clinical Site 1012
Arlington, Texas, United States Recruiting -
Clinical Site 1203
Darlinghurst, New South Wales, Australia Recruiting -
Clinical Site 1202
Carlton, Victoria, Australia Recruiting -
Clinical Site 1303
Sofia, Sofia-Grad, Bulgaria Recruiting -
Clinical Site 1302
Lovech, Bulgaria Recruiting -
Clinical Site 1301
Pleven, Bulgaria Recruiting -
Clinical Site 1304
Stara Zagora, Bulgaria Recruiting -
Clinical Site 1105
Edmonton, Alberta, Canada Recruiting -
Clinical Site 1103
Barrie, Ontario, Canada Recruiting -
Clinical Site 1104
Hamilton, Ontario, Canada Recruiting -
Clinical Site 1107
London, Ontario, Canada Recruiting -
Clinical Site 1106
Toronto, Ontario, Canada Recruiting -
Clinical Site 1101
Saskatoon, Saskatchewan, Canada Recruiting -
Clinical Site 1401
Praha 10, Prague, Czech Republic Recruiting -
Clinical Site 1402
Praha 5, Prague, Czech Republic Recruiting -
Clinical Site 1503
Antony, Hauts-de-Seine, France Recruiting -
Clinical Site 1505
Amiens, Picardie, France Recruiting -
Clinical Site 1501
Rouen Cedex, Seine-Maritime, France Recruiting -
Clinical Site 1901
Torrette, Ancona, Italy Recruiting -
Clinical Site 1903
Rozzano, Milano, Italy Recruiting -
Clinical Site 1904
Roma, Italy Recruiting -
Clinical Site 1702
Wroclaw, Kujawsko-Pomorskie, Poland Recruiting -
Clinical Site 1703
Bialystok, Podlaskie, Poland Recruiting -
Clinical Site 1701
Warszawa, Pomorskie, Poland Recruiting -
Clinical Site 1705
Warszawa, Pomorskie, Poland Recruiting
+5 more sites. See ClinicalTrials.gov for the full list.
Study contacts
- Study coordinator: Mittie Doyle, MD, FACR
- Email: mdoyle@avalotx.com
- Phone: 610-254-4201
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
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BTK inhibitor remibrutinib in hidradenitis suppurativa shows how it works in adults
This phase 1 trial tests whether remibrutinib can safely affect HS in adults with moderate to severe disease.
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Olatorepatide vs placebo for adults with moderate-to-severe hidradenitis suppurativa who are overweight
This study tests whether olatorepatide can help people with hidradenitis suppurativa who are overweight or obese.
-
Remibrutinib extension study for adults with moderate to severe hidradenitis suppurativa
This extension study tests whether continuing remibrutinib is safe and helps skin symptoms in adults who completed prior HS trials.
-
LAD328 in adults with hidradenitis suppurativa
This study tests whether LAD328 works better than placebo for adults with moderate-to-severe hidradenitis suppurativa.
-
Long-term real-world tracking of secukinumab treatment for moderate to severe hidradenitis suppurativa in Italy
This project will see how secukinumab works and is used in adults with moderate to severe hidradenitis suppurativa in Italy.
-
Secukinumab outcomes in Canadians with hidradenitis suppurativa
It will see how well secukinumab works and how safe it is for adults in Canada with moderate-to-severe hidradenitis suppurativa who were newly prescribed it in routine care.
How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.