Proton pump inhibitor therapy and osteoporosis

Area of Science:

• Gerontology
• Pharmacology
• Bone Metabolism

Background:

• Osteoporotic fractures, especially hip fractures, significantly impact elderly well-being.
• Recent studies suggest a link between potent acid suppressive therapy and increased hip fracture risk.

Purpose of the Study:

• To review potential physiological mechanisms connecting proton pump inhibitor (PPI) therapy to increased hip fracture risk.
• To highlight the need for further research into the bone metabolism effects of PPIs.

Main Methods:

• Review of existing evidence on the physiological consequences of PPI therapy.
• Analysis of theoretical links between PPI-induced changes and bone metabolism.

Main Results:

• PPIs may influence bone metabolism through several theoretical pathways.
• These include inhibition of osteoclastic proton pumps, impaired calcium absorption, and secondary hypergastrinemia.

Conclusions:

• Existing data are insufficient to draw definitive conclusions on the PPI-hip fracture association.
• Further studies are required to elucidate the physiological relevance of the proposed mechanisms.