Parathyroid hormone receptor agonists in the management of osteoporosis
- PMID: 40790089
- DOI: 10.1038/s41584-025-01287-w
Parathyroid hormone receptor agonists in the management of osteoporosis
Erratum in
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  Author Correction: Parathyroid hormone receptor agonists in the management of osteoporosis.Nat Rev Rheumatol. 2025 Sep 30. doi: 10.1038/s41584-025-01314-w. Online ahead of print. Nat Rev Rheumatol. 2025. PMID: 41028893 No abstract available.
Abstract
Parathyroid hormone (PTH) regulates bone homeostasis. Intermittent exposure to PTH results in bone formation being greater than bone resorption, and this effect has been harnessed through the development of agonists of the PTH and PTH-related protein type 1 receptor (PTH1R) to treat osteoporosis. Teriparatide, an analogue of the first 34 amino acids of PTH, and abaloparatide, which resembles PTH-related protein (PTHrP) in structure, are PTH1R agonists currently in clinical use. Both medications have been shown to increase bone mineral density at the lumbar spine, femoral neck and total hip. Randomized controlled trials with teriparatide or abaloparatide have also provided evidence of reduction in vertebral and non-vertebral fractures. The ACTIVE trial suggested slightly greater efficacy for major osteoporotic fractures (as an exploratory end point) for abaloparatide than for teriparatide. A similar potential superiority was suggested for hip fracture in a real-world, observational study. Side effects of these medications are usually transient, and although a risk of osteosarcoma was suggested by studies using murine models, no such risk has been observed in extensive human studies. Overall, both teriparatide and abaloparatide have demonstrated convincing clinical effectiveness and cost-effectiveness, with a reassuring safety profile. Potential differences in their effects on bone mineral density and their antifracture effects offer avenues for differentiation but require further validation in appropriately designed studies.
© 2025. Springer Nature Limited.
Conflict of interest statement
Competing interests: N.F. has received honoraria and speaker fees from UCB and Viatris, and travel bursaries from Eli Lilly and Pfizer. B.C. has received occasional fees as an expert or speaker from Alexion, Amgen, Aptissen, Expanscience, Lilly, Kyowa Kirin, Novartis, Theramex, UCB and Viatris. E.M.C. has received speaker fees from Eli Lilly, Thornton and Ross, and UCB, and travel bursaries or conference support from Amgen and Eli Lilly. M.H. has received research grants (paid to his institution) from Angelini Pharma and Radius Health, and lecture fees from IBSA (paid to his institution) and Mylan Pharmaceuticals, and was grant adviser for Pfizer (paid to his institution). N.V. declares personal fees from Bayer, Fidia, Nestlè and Viatris. B.H.A. reports research grants from Amgen and UCB, and honoraria from Amgen, Theramex and UCB. M.L.B. declares honoraria from Amgen, Ascendis, Bruno Farmaceutici, Calcilytix and Kyowa Kirin, grants or speaker fees from Alexion, Amgen, Amolyt, Bruno Farmaceutici, CoGeDi, Echolight, Gedeon Richter, Kyowa Kirin, Monte Rosa Therapeutics and UCB, and consultancy for Aboca, Alexion, Amolyt, Bruno Farmaceutici, Calcilytix, Echolight, Enterabio, Kyowa Kirin, Personal Genomics and Septern. O.B. has received consulting or lecture fees from Amgen, Aptissen, Biophytis, IBSA, Mylan, Novartis, Nutricia, Orifarm, Sanofi, UCB and Viatris outside the submitted work. E. Casado has received honoraria and speaker fees from FAES, Gedeon-Richter, STADA, Theramex and UCB, and travel bursaries from Amgen, Rubió, STADA and Theramex. M.C. has received honoraria and travel grants from Amgen and Promedius AI solutions. P.D'A. declares research grants and honoraria from ErreKappa, Nestlé, OM Pharma and Schwabe Pharma. P.R.E. declares research grants from Amgen, Alexion and Sanofi, and honoraria from Amgen, Alexion and Kyowa Kirin. J.A.K. is a director of Osteoporosis Research, which maintains FRAX. A.K. declares honoraria for scientific advisory board, research grants and speakers fees from AgNovos bioscience, Alexion, Amgen, Celltrion Deutschland, Echolight, Eli Lilly, Ipsen, Imaging Biopsy Lab (IBL), Kyowa Kirin, Merit Medical, new4med, Novartis, NovoNordisk, Roche, Sandoz, Servier, Stadapharm, Theramex and UCB. E.McC. is a director of Osteoporosis Research, which maintains FRAX, and has also received honoraria and research funding from Amgen, Fresenius Kabi, Lilly, ObsEva, Radius Pharma, Theramex and UCB. M.McC. declares consulting fees or honoraria from Amgen, Alexion, Pfizer and UCB. O.M. declares lecture fees or honoraria from Bottu Johnson and Johnson, Pfizer and Sanofi. J.-Y.R. declares speaker’s Bureau for Radius Health and Theramex, and consultancy agreement for Theramex. N.C.H. has received personal fees, consultancy, lecture fees or honoraria from Alliance for Better Bone Health, AMGEN, MSD, Eli Lilly, Internis Pharma, Kyowa Kirin, Servier, Shire, Consilient Healthcare, Theramex and UCB outside the submitted work. R.R., C.B., J.-M.K, N.A.-D., M.A., N.B., C. Campusano, E. Cavalier, C. Cooper, B.D.-H., R.M., N.N., R.P. R., F.R., S.S. S.T., and L.Z. have no competing interests to declare.
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