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Recruiting Phase 1, Phase 2 NCT06526923

NCT06526923 A Phase 1/2 Trial of SP-101 for the Treatment of Cystic Fibrosis (CF)

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Clinical Trial Summary
NCT ID NCT06526923
Status Recruiting
Phase Phase 1, Phase 2
Sponsor Spirovant Sciences, Inc.
Condition Cystic Fibrosis
Study Type INTERVENTIONAL
Enrollment 15 participants
Start Date 2024-09-16
Primary Completion 2026-12-31

Eligibility & Interventions

Sex All sexes
Min Age 18 Years
Max Age 65 Years
Study Type INTERVENTIONAL
Interventions
SP-101 and doxorubicin Cohort 1SP-101 and doxorubicin Cohort 2

Eligibility Fast-Check

Enter your details for a quick preliminary check. This does not replace medical advice.

What to Expect as a Participant

You will actively receive the study intervention — which may be a drug, biologic, device, or procedure.

Phase 1 is the earliest stage of human testing — safety and dosage are the primary focus. Visits are frequent and medical supervision is intensive. You will be among the first people to receive this treatment.

This trial targets 15 participants in total. It began in 2024-09-16 with a primary completion date of 2026-12-31.

⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.

Brief Summary

This is a Phase 1/2 multicenter, open-label, single dose trial of SP-101 investigational gene therapy in adults with CF who are ineligible for or intolerant to CFTR modulator therapy.

Eligibility Criteria

Inclusion Criteria: 1. Males or females, age 18 to 65 years at Screening Visit, inclusive 2. Diagnosis of CF 3. ppFEV1 value between 50-100% (inclusive) 4. Resting oxygen saturation ≥94% on room air by pulse oximetry 5 . Clinically stable CF disease as assessed by the Investigator and not requiring any new class of interventional treatment within the last 3 months prior to Screening Exclusion Criteria: 1. Any change in established pulmonary treatment (including antibiotics) within 28 days prior to Screening Visit. However, inhaled beta-agonists can be included within 2 weeks prior to Screening Visit. 2. Clinically significant episode of hemoptysis (\>50 mL or ¼ cup or 10 teaspoons per day) within 12 weeks prior to dosing with study drug on Day 1 3. Lung infection with Mycobacterium abscessus associated with a more rapid decline in pulmonary status 4. Currently receiving treatment for active lung infection with Burkholderia cenocepacia or Burkholderia dolosa 5. History of solid organ or hematological transplantation 6. History of clinically significant cirrhosis with or without portal hypertension 7. History of pulmonary hypertension 8. History of cardiotoxicity, a history of known coronary artery disease, and/or existing cardiomyopathy 9. Current active fungal infection (not just a positive culture), acute blood, lung, or bladder infection, clinically significant hepatic or renal dysfunction, and/or viral infection (including human immunodeficiency virus or hepatitis virus B or C) requiring the initiation of new therapy within 30 days prior to Screening 10. History of allergic bronchopulmonary aspergillosis (ABPA) 11. Uncontrolled diabetes mellitus, as evidenced by hemoglobin A1c \>9% at Screening 12. Clinically significant laboratory abnormalities at Screening 13. Subjects with any medical condition or abnormal laboratory result that, in the opinion of the Investigator, will interfere with the safe completion of the study 14. Subjects who received any investigational products within 30 days (or 5 therapeutic half-lives, whichever is longer) prior to Screening 15. Subjects who have previously received any gene therapy agent 16. Subjects with known sensitivity to SP-101, doxorubicin or its excipients

Contact & Investigator

Central Contact

Spirovant.ClinicalTrials

✉ clinicaltrials@spirovant.com

📞 (267) 805-6747

Principal Investigator

Jessica Lee, MPH

STUDY DIRECTOR

Spirovant Sciences

Frequently Asked Questions

Who can join the NCT06526923 clinical trial?

This trial is open to participants of all sexes, aged 18 Years or older, up to 65 Years, studying Cystic Fibrosis. Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.

What phase is the NCT06526923 trial and what does that mean for participants?

Phase 1 trials are the first stage of human testing. The primary goal is to assess safety and determine appropriate dosage levels. Participants are closely monitored. These trials typically involve a small number of volunteers.

Is NCT06526923 currently recruiting?

Yes, NCT06526923 is actively recruiting participants. Contact the research team at clinicaltrials@spirovant.com for enrollment information.

Where is the NCT06526923 trial being conducted?

This trial is being conducted at Kansas City, United States, Boston, United States, New York, United States, Philadelphia, United States.

Who is sponsoring the NCT06526923 clinical trial?

NCT06526923 is sponsored by Spirovant Sciences, Inc.. The principal investigator is Jessica Lee, MPH at Spirovant Sciences. The trial plans to enroll 15 participants.

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ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: April 2026  ·  Data Methodology