Pair page
Ipamorelin with Tesamorelin
Mechanism-tag overlap and published literature for Ipamorelin and Tesamorelin, pulled verbatim from each Kalios compound profile. Kalios is a literature reference, not a recommendation.
Mechanism overlap
Mechanism tags are verbatim labels on each compound's profile. Generic tags ("peptide", "small-molecule", "research-chemical") are excluded from this overlap view. Tags are descriptive — not an inference about combined effect.
growth-hormone-secretagogueselective-ghrelin-receptor-agonist
fda-approved-ghrh-analogvisceral-adiposity
Co-administration notes from the literature
Verbatim summary text pulled from each compound's profile data. Researchers studying Ipamorelin and Tesamorelin have published these mechanism-level observations. Not a co-administration recommendation.
FDA-approved GHRH analog for HIV lipodystrophy; used off-label by some practitioners with ipamorelin for visceral-adiposity-focused protocols. Tesamorelin has stronger human efficacy data than either CJC-1295 form.
Common off-label pairing. Tesamorelin provides GHRH-class receptor tone at the somatotrope; ipamorelin provides selective ghrelin-receptor pulse amplification. Functionally similar to Modified GRF (1-29) + ipamorelin but with an FDA-approved GHRH component. No head-to-head data comparing stack vs tesamorelin alone.
Quick facts
Ipamorelin
Tesamorelin
Literature table
Classified references from each compound profile. Click a column header to sort. Click a PMID to open PubMed. Findings are quoted verbatim from each profile's literature_summary; nothing here is added or interpreted.
| Year | Compound | Source | Finding |
|---|---|---|---|
| 2014 | Ipamorelin | Beck DE, Sweeney WB, McCarter MD; Ipamorelin 201 Study Group. Prospective, randomized, controlled, proof-of-concept study of the Ghrelin mimetic ipamorelin for the management of postoperative ileus in bowel resection patients. Int J Colorectal Dis. 2014;29(12):1527-1534. PMID: 2… PMID 25331030 | human trial |
| — | Ipamorelin | ClinicalTrials.gov. Study of IPAMORELIN on the Management of Postoperative Ileus Following Partial Bowel Resection. NCT00672074. | human trial |
| 2008 | Ipamorelin | Veldhuis JD, Keenan DM. Secretagogues govern GH secretory-burst waveform and mass in healthy eugonadal and short-term hypogonadal men. Eur J Endocrinol. 2008;159(5):547-554. PMID: 18728125. PMID 18728125 | human study |
| 2008 | Ipamorelin | Nass R, Pezzoli SS, Oliveri MC, Patrie JT, Harrell FE Jr, Clasey JL, et al. Effects of an oral ghrelin mimetic on body composition and clinical outcomes in healthy older adults. Ann Intern Med. 2008;149(9):601-611. PMID: 18981485. (MK-677 comparator data.) PMID 18981485 | human study |
| 2001 | Ipamorelin | Ghigo E, Arvat E, Giordano R, et al. Biologic activities of growth hormone secretagogues in humans. Endocrine. 2001;14(1):87-93. PMID: 11322506. PMID 11322506 | human study |
| 1999 | Ipamorelin | Gobburu JVS, Agersø H, Jusko WJ, Ynddal L. Pharmacokinetic-pharmacodynamic modeling of ipamorelin, a growth hormone releasing peptide, in human volunteers. Pharm Res. 1999;16(9):1412-1416. PMID: 10496658. PMID 10496658 | human study |
| 2012 | Ipamorelin | Greenwood-Van Meerveld B, Tyler K, Mohammadi E, Pietra C. Efficacy of ipamorelin, a ghrelin mimetic, on gastric dysmotility in a rodent model of postoperative ileus. J Exp Pharmacol. 2012;4:149-155. PMID: 27186126. PMID 27186126 | preclinical, in vivo |
| 2000 | Ipamorelin | Svensson J, Lall S, Dickson SL, Bengtsson BA, Rømer J, Ahnfelt-Rønne I, Ohlsson C, Jansson JO. The GH secretagogues ipamorelin and GH-releasing peptide-6 increase bone mineral content in adult female rats. J Endocrinol. 2000;165(3):569-577. PMID: 10828840. PMID 10828840 | preclinical, in vivo |
| 2020 | Ipamorelin | Ishida J, Saitoh M, Ebner N, Springer J, Anker SD, von Haehling S. Growth hormone secretagogues: history, mechanism of action, and clinical development. JCSM Rapid Commun. 2020;3(1):25-37. doi: 10.1002/rco2.9. | mechanism / discovery |
| 1998 | Ipamorelin | Raun K, Hansen BS, Johansen NL, Thøgersen H, Madsen K, Ankersen M, Andersen PH. Ipamorelin, the first selective growth hormone secretagogue. Eur J Endocrinol. 1998;139(5):552-561. PMID: 9849822. (The foundational discovery paper; establishes the selectivity claim.) PMID 9849822 | mechanism / discovery |
| 2026 | Ipamorelin | World Anti-Doping Agency. The 2026 Prohibited List. Section S2 — Peptide Hormones, Growth Factors, Related Substances and Mimetics. wada-ama.org. | regulatory / registry |
| 2025 | Ipamorelin | U.S. Food and Drug Administration. Bulk Drug Substances That Raise Significant Safety Risks (Category 2) Under Section 503A / 503B. FDA.gov. Updated 2025. | regulatory / registry |
| 2010 | Tesamorelin | Falutz J, Mamputu JC, Potvin D, Moyle G, Soulban G, Loughrey H, et al. Effects of tesamorelin (TH9507), a growth hormone-releasing factor analog, in human immunodeficiency virus-infected patients with excess abdominal fat: a pooled analysis of two multicenter, double-blind place… PMID 20101189 | human trial, Phase 3 |
| — | Tesamorelin | ClinicalTrials.gov. NCT00123253, NCT00435136 (Phase 3 registration); NCT01263717 (JAMA liver fat); NCT02196831 (Lancet HIV NAFLD); NCT00675506 (Arch Neurol cognition). | human trial, Phase 3 |
| 2019 | Tesamorelin | Stanley TL, Fourman LT, Feldpausch MN, Purdy J, Zheng I, Pan CS, et al. Effects of tesamorelin on non-alcoholic fatty liver disease in HIV: a randomised, double-blind, multicentre trial. Lancet HIV. 2019;6(12):e821-e830. PMID: 31611038. PMID 31611038 | human trial |
| 2014 | Tesamorelin | Stanley TL, Feldpausch MN, Oh J, Branch KL, Lee H, Torriani M, Grinspoon SK. Effect of tesamorelin on visceral fat and liver fat in HIV-infected patients with abdominal fat accumulation: a randomized clinical trial. JAMA. 2014;312(4):380-389. PMID: 25038357. PMID 25038357 | human trial |
| 2005 | Tesamorelin | Falutz J, Allas S, Kotler D, Thompson M, Koutkia P, Albu J, et al. A placebo-controlled, dose-ranging study of a growth hormone releasing factor in HIV-infected patients with abdominal fat accumulation. AIDS. 2005;19(12):1279-1287. PMID: 16052083. PMID 16052083 | human trial |
| 2004 | Tesamorelin | Koutkia P, Canavan B, Breu J, Torriani M, Kissko J, Grinspoon S. Growth hormone-releasing hormone in HIV-infected men with lipodystrophy: a randomized, controlled trial. JAMA. 2004;292(2):210-218. PMID: 15249570. PMID 15249570 | human trial |
| 2012 | Tesamorelin | Baker LD, Barsness SM, Borson S, Merriam GR, Friedman SD, Craft S, Vitiello MV. Effects of growth hormone-releasing hormone on cognitive function in adults with mild cognitive impairment and healthy older adults: results of a controlled trial. Arch Neurol. 2012;69(11):1420-1429.… PMID 22869065 | human study |
| 2011 | Tesamorelin | Stanley TL, Falutz J, Mamputu JC, Soulban G, Potvin D, Grinspoon SK. Effects of tesamorelin on inflammatory markers in HIV patients with excess abdominal fat: relationship with visceral adipose reduction. Clin Infect Dis. 2011;53(11):1150-1158. PMID: 22016502. PMID 22016502 | human study |
| 2008 | Tesamorelin | Falutz J, Allas S, Mamputu JC, Potvin D, Kotler D, Somero M, et al. Long-term safety and effects of tesamorelin, a growth hormone-releasing factor analogue, in HIV patients with abdominal fat accumulation. AIDS. 2008;22(14):1719-1728. PMID: 18690162. PMID 18690162 | human study |
| 2007 | Tesamorelin | Falutz J, Allas S, Blot K, Potvin D, Kotler D, Somero M, et al. Metabolic effects of a growth hormone-releasing factor in patients with HIV. N Engl J Med. 2007;357(23):2359-2370. PMID: 18057338. PMID 18057338 | human study |
| 2011 | Tesamorelin | Dhillon S. Tesamorelin: a review of its use in the management of HIV-associated lipodystrophy. Drugs. 2011;71(8):1071-1091. PMID: 21668043. PMID 21668043 | review |
| 2026 | Tesamorelin | World Anti-Doping Agency. The 2026 Prohibited List. Section S2 — Peptide Hormones, Growth Factors, Related Substances and Mimetics. wada-ama.org. | regulatory / registry |
Related pair pages
More research context
Frequently asked
Have Ipamorelin and Tesamorelin been studied together?
Researchers have published mechanistic-level co-administration discussion of Ipamorelin and Tesamorelin. No human co-administration trials are catalogued in the Kalios profiles. The pair page lists each compound's classified literature; full citations sit on each individual profile.
What mechanisms do Ipamorelin and Tesamorelin share?
Ipamorelin and Tesamorelin do not share a specific mechanism tag on their Kalios profiles. They appear on the same pair page because at least one profile lists the other in its co-administration data.
What is the FDA status of Ipamorelin and Tesamorelin?
Ipamorelin: Not approved. Tesamorelin: Approved (2010). FDA-status text is pulled verbatim from each compound profile. See /fda-pcac-2026.html for the broader FDA Pharmacy Compounding Advisory Committee context.
Where can I find the full research on Ipamorelin and Tesamorelin?
Full citation lists, dosing tables from the literature, reconstitution data, and the FDA / WADA status are on the individual compound profiles: the Ipamorelin profile and the Tesamorelin profile. The Kalios Stack Research Tool hub lists every compound covered.
Last updated: April 2026