Spiral Therapeutics

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Programs across hearing loss and balance disorders

Each program pairs a drug with a local formulation matched to its delivery needs. Our lead program, SPT-2101, is in development for Ménière's disease.

Pipeline at a glance
4Programs
5Indications
1Platform: MICS™

Next milestone: SPT-2101 US IND clearance, 2027

ProgramDiscoveryPreclinicalPhase 1Phase 2/3Next
SPT-2101Ménière's diseaseDexamethasone otic suspension
2027 US IND clearance

The product

SPT-2101 is an investigational dexamethasone otic suspension that forms a crosslinked hydrogel at the round window membrane. It is placed under direct visualization with MICS™ (Minimally Invasive Cochlear System), by intratympanic administration in the clinic under local anesthesia.

Clinical data

70%

of patients had complete resolution of definitive vertigo days at three months after a single administration, the study's primary endpoint. Phase 1b/2a, four sites in Australia, with no serious adverse events.

View trial registration (ANZCTR)

What's next

US IND clearance in 2027, followed by a registrational trial with a design informed by our analysis of prior Ménière's programs. Sudden hearing loss follows as a second indication in Europe.

SPT-2101Sudden hearing lossSPT-2101 second indication
2027 EU CTA clearance
SPT-2501Cochlear implant adjuvantLocal dexamethasone formulation
Partnered Advanced Bionics
SPT-4106Cochlear synaptopathyLocal neuroprotectant
2027 Australia FIH
SPT-5108Cisplatin ototoxicityLocal cisplatin chelator
Partner-supported
Completed / activePlanned / nextBuilt on MICS™