Contineum Therapeutics Inc.’s midstage study of its multiple sclerosis drug, PIPE-307, missed its primary and secondary endpoints, dropping the stock on Nov. 21. Top-line phase II results from the Vista study of the M1 receptor agonist PIPE-307 for treating relapsing-remitting multiple sclerosis saw no significant changes in binocular 2.5% low contrast letter acuity in the treatment arms, a key efficacy measure.