Abaloparatide
Muscle/RecoveryFDA-approved PTHrP analogEstablished
FDA-approved parathyroid hormone–related peptide analog (Tymlos) for postmenopausal osteoporosis at high fracture risk. Daily 80 mcg subcutaneous injection; treatment typically limited to 2 years.
For research use only.
Key Facts
- CAS
- 247062-33-5
- Molecular Weight (MW)
- 3961.6 g/mol
- Half-life
- ~1–1.7 hours
- Unit
- mcg
- Administration Route
- Subcutaneous
- Frequency
- Once daily
- Last updated
- 8/23/2026
- Targets
- PTH1 receptorOsteoblasts
Overview
FDA-approved parathyroid hormone–related peptide analog (Tymlos) for postmenopausal osteoporosis at high fracture risk. Daily 80 mcg subcutaneous injection; treatment typically limited to 2 years.
Protocol
- Dosage Range
- 80 mcg daily (labeled)
- Frequency
- Once daily
- Cycle
- Maximum 2 years of treatment
- Administration Route
- Subcutaneous
- Reconstitution Guide
- Prefilled pen — no reconstitution
Science
Mechanism of Action
Selective PTH1 receptor agonist that stimulates osteoblastic bone formation, increasing bone mineral density and reducing vertebral and nonvertebral fracture risk.
Targets
PTH1 receptorOsteoblasts
Studies
- ACTIVE trial: abaloparatide for osteoporosis— Journal/year not available
Benefits
Increases bone mineral densityReduces fracture risk in osteoporosisAnabolic bone effect
Potential Side Effects
- Hypercalcemia
- Dizziness
- Nausea
- Injection-site reactions
- Palpitations
References
- FDA label — TymlosExternal link · Year —
- ACTIVE trial (PMID 27557136)External link · Year —