Investors wondering why MoonLake Immunotherapeutics AG’s press release covering the Phase II findings on sonelokimab in psoriatic arthritis omitted the figures for the placebo group got their answer on a call today. The placebo response of 20% on the trial’s primary endpoint sorely hurt the IL-17 inhibitor’s apparent efficacy.
Key Takeaways
- Phase II trial succeeded, but placebo response was high
That said, the Phase II ARGO trial still succeeded, with statistically significantly more patients treated with sonelokimab achieving an American...







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