Investors in Heron Therapeutics Inc. received the good news they were awaiting when the phase III MAGIC study of Sustol (granisetron injection, extended release) hit its primary endpoint as part of a three-drug regimen together with the intravenous (I.V.) neurokinin-1 (NK1) receptor antagonist fosaprepitant and the I.V. corticosteroid dexamethasone to prevent delayed-onset chemotherapy-induced nausea and vomiting (CINV) following administration of highly emetogenic chemotherapy (HEC) agents.