Both Sermorelin and Ipamorelin are Growth Hormone-Releasing Hormone (GHRH) analogs , meaning they work by telling your pituitary gland to naturally increase production of human growth hormone (HGH)
Meanwhile the two brands listed by WHO include Tirzepatide and Dulaglutide marketed by its arch rival and US pharma giant Eli Lilly
cag not Cagrilintide + Retatrutide Neither approved Feature Injections per week Cagrilintide + Tirzepatide 2 (separate vials) CagriSema (Cag + Sema) 1 or 2 Cagrilintide + Retatrutide 2 (separate) or 1 (pre-blend) Feature Estimated grey-market cost Cagrilintide + Tirzepatide $500-$1,000/month CagriSema (Cag + Sema) $500-$900/month Cagrilintide + Retatrutide $600-$1,200/month Cost ranges reflect typical research-grade pricing as of June 2026 - verify supplier pricing before ordering
Severe constipation, painful bloating, vomiting, or inability to pass stool or gas
These MAPKs, including ERK and JNK, are serine/threonine protein kinases that regulate cell proliferation, differentiation, and apoptosis in tumorigenesis
dual pathway GH stimulation mechanisms Endocrine Reviews Growth Hormone Secretagogues Synergistic amplification of GH release with combined GHRH and ghrelin mimetics NCBI LiverTox Tesamorelin Synthetic GHRH analog