SUNNYVALE, Calif.--(BUSINESS WIRE)--Trigemina, Inc. (TI), a Mountain View based privately-held biopharmaceutical company, reports positive results from a time-based interim analysis of its Phase IIa clinical trial in Chronic Daily Headache (CDH). The trial is a collaborative effort between Trigemina and Dr. Egilius Spierings of MedVadis Research Corporation located outside of Boston. The study compares intranasal oxytocin with placebo in patients suffering from CDH.