But the treatment group in this Phase 3 study didnt
Drug or Food Interactions Serotonin Syndrome has been reported with ondansetron alone, and particularly with concomitant use of serotonergic drugs (SSRIs, SNRIs, MAO inhibitors, mirtazapine, tramadol, fentanyl, lithium)
This article is educational research context, not medical advice or dosing guidance
Recommended B12 Dosing and Timing During GLP-1 Treatment For patients on semaglutide, typical B12 supplementation recommendations include intramuscular injections of 1,000 mcg monthly, sublingual lozenges at 1,000-2,000 mcg daily, or oral supplements at 2,000 mcg or higher daily