Phentermine and phendimetrazine are sympathomimetic amines that work through a different mechanism (norepinephrine release) and may be suitable for some patients with contraindications to GLP-1s
(Springer Nature Singapore Pte Ltd.), 349386
Abstract In healthy individuals, the incretin hormone glucagon-like peptide 1 (GLP1) potentiates insulin release and suppresses glucagon secretion in response to the ingestion of nutrients

Injection Technique and Sites Proper subcutaneous injection technique ensures optimal absorption: Recommended injection sites : Lower abdomen (2 inches from navel) Upper thigh (outer quadrant) Upper arm (back of tricep area) Rotation schedule : Change injection sites daily to prevent lipohypertrophy Proper technique : Clean injection site with alcohol swab Pinch skin to create small fold Insert needle at 45-90 degree angle Inject slowly and steadily Hold for 5 seconds before withdrawing Apply gentle pressure (don't rub) Needle specifications : 29-31 gauge, 0.5-1 inch insulin syringes Fasting Requirements For maximum effectiveness , maintain proper fasting windows: Before injection : 2-3 hours fasting (no food or caloric beverages) After injection : 30-60 minutes fasting Avoid : High-fat meals close to injection time Acceptable : Water, black coffee, or tea Glucose and insulin interfere with growth hormone release, making fasting critical for optimal results

Angiogenesis is the process of new blood vessel formation and it is helpful in wound healing as the newer blood vessels formed at the injured site are important to provide nutrients, immune cells, and oxygen for the healing of wounds