DiscontinuedPattern hair loss

SM04554 / Dalosirvat (Wnt pathway stimulant) — discontinued

DraftReviewed by the HairLoss99 editorial team · checked 17 Oct 2026

Despite earlier positive Phase 2 results (statistically significant increase in total follicle count vs placebo), Biosplice discontinued the dalosirvat (SM04554) hair-loss program following completion of Phase 3, per secondary sources.

How it works

Topical small molecule designed to stimulate the Wnt signalling pathway, which plays a role in hair follicle formation and cycling.

Developer
Biosplice Therapeutics (formerly Samumed)
Stage
Discontinued after Phase 2/3
Evidence so far
Company or news reports only · limited information

Results so far

Phase 2: statistically significant increase in total hair follicle count vs placebo (no exact number captured). Phase 3 outcome not detailed in sources reviewed, but program was discontinued.

What's next

N/A — discontinued.

In India

No India-specific development identified.

Sources

What to do today: treatments in development aren't a reason to wait. Ask a dermatologist about the options that work now, such as minoxidil and, for men, finasteride.

Discussion

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