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Exenatide is a synthetic version of exendin-4, a naturally occurring peptide found in the venom of the Gila monster lizard.

FOXO4-DRI is a synthetic D-amino acid retro-inverso peptide designed to selectively eliminate senescent cells — aged, dysfunctional cells that accumulate with age and drive chronic inflammation.

Gramicidin (gramicidin D) is a mixture of linear 15-amino acid antimicrobial peptides produced by Bacillus brevis, comprising gramicidin A (~80%), B (~5%), and C (~15%).

Histrelin is a potent synthetic GnRH agonist nonapeptide delivered via a subcutaneous hydrogel implant providing continuous hormone release for 12 months.

Lixisenatide is a once-daily short-acting GLP-1 receptor agonist derived from exendin-4, modified at the C-terminus with deletion of one proline and addition of six lysine residues.

Mazdutide (IBI362, LY3305677) is a once-weekly dual GLP-1 receptor and glucagon receptor agonist developed by Innovent Biologics in partnership with Eli Lilly, modeled on mammalian oxyntomodulin.

MIF-1 (Melanocyte Inhibiting Factor 1), also designated Pro-Leu-Gly-NH2 or PLG, is a cyclic tripeptide endogenously derived from oxytocin.

Motilin is a 22-amino acid gastrointestinal hormone secreted by Mo/M cells of the upper small intestine during the fasting state.

Nociceptin (Orphanin FQ) is a 17-amino acid neuropeptide and the endogenous ligand for the NOP receptor (ORL-1, opioid receptor-like 1).

Pasireotide (brand: Signifor) is an FDA-approved cyclic hexapeptide somatostatin analog with a unique multi-receptor binding profile.

Pramlintide (brand: Symlin) is a synthetic analog of human amylin, a hormone co-secreted with insulin by pancreatic beta cells.

Retatrutide (LY3437943) is Eli Lilly's investigational triple hormone receptor agonist targeting GLP-1, GIP, and glucagon receptors simultaneously.

Retinalamin is a polypeptide preparation isolated from bovine retinal tissue, developed by Professor Vladimir Khavinson and registered as a pharmaceutical drug in Russia for the treatment of retinal degenerative diseases.

RGDS (Arg-Gly-Asp-Ser) is the prototype integrin-binding tetrapeptide sequence derived from fibronectin.

Romidepsin (Istodax) is an FDA-approved bicyclic depsipeptide histone deacetylase (HDAC) inhibitor used for the treatment of cutaneous T-cell lymphoma (CTCL) and peripheral T-cell lymphoma (PTCL).

Terlipressin is a synthetic vasopressin analogue and the first FDA-approved medication (approved September 2022) for hepatorenal syndrome with rapid reduction of kidney function (HRS-AKI).

Ziconotide (brand name: Prialt) is a synthetic 25-amino acid peptide derived from the omega-conotoxin MVIIA found in the venom of the predatory marine cone snail Conus magus.

Alarelin is a synthetic nine-amino-acid GnRH (gonadotropin-releasing hormone) agonist developed and approved in China for controlled ovarian hyperstimulation in assisted reproductive technology (ART).

Chonluten is a synthetic tripeptide bioregulator (Glu-Asp-Gly, EDG) developed by Professor Vladimir Khavinson at the St.

Deltorphin is a family of heptapeptides isolated from the skin of South American Phyllomedusa frogs.