Important considerations before combining these medications include: Absolute contraindications : The combination should be avoided in patients with cardiovascular disease, uncontrolled hypertension, hyperthyroidism, glaucoma, during or within 14 days of MAOI use, personal/family history of MTC or MEN2, pregnancy, breastfeeding, or severe gastrointestinal disease Cardiovascular risk assessment : Phentermine increases heart rate and blood pressure, which requires careful monitoring with baseline and follow-up measurements of vital signs and possibly EKG if cardiac history exists Gastrointestinal tolerability : Tirzepatide commonly causes nausea, vomiting, and diarrhea, which may be compounded by phentermine's effects Medication interactions : Tirzepatide may reduce the effectiveness of oral contraceptives during initiation and dose escalation
Communicate with your prescriber about which formulation you are receiving so you know what to look for
doi: 10.1038/s41582-020-0323-9 93 IvanovaM
Side Effects and Safety Considerations Both sermorelin and BPC-157 should be used under medical supervision
The interaction between growth hormone pathway activation and triple-receptor incretin agonism creates metabolic variables that must be tracked consistently
