A Phase 1 Randomized, Double-blind, Placebo-controlled Study to Evaluate the Safety, Tolerability, and Pharmacokinetics of Single Ascending Doses and Multiple Ascending Doses of SION-451, and Multiple Dose Combinations of SION-451 and Complementary Modulators SION-2222 and SION-109 in Healthy Participants.
Latest Information Update: 15 Sep 2026
At a glance
- Drugs Galicaftor (Primary) ; SION 109 (Primary) ; SION 451 (Primary)
- Indications Cystic fibrosis
- Focus Adverse reactions; First in man; Pharmacokinetics
- Sponsors Sionna Therapeutics
Most Recent Events
- 10 Sep 2026 Status changed from recruiting to completed.
- 10 Aug 2026 According to a Sionna Therapeutics media release, Two participants discontinued due to elevated liver function tests and flu-like symptoms.
- 10 Aug 2026 Topline results presented at Sionna Therapeutics, Inc. media release.