Can you take Belviq (lorcaserin) and bupropion 150 mg together? Can you take Belviq (lorcaserin) with Synthroid?

Interaction. Bupropion and Belviq (lorcaserin) both increase serotonin levels. Possible serious or life-threatening interaction. Monitor closely. Use alternatives if available. No problem with synthroid (thyroxine). Consult prescriber. Best regards.