All medications
Bone health
Teriparatide & Abaloparatide
Brand names: Forteo, Bonsity (teriparatide); Tymlos (abaloparatide)
Daily bone-building injections for people at very high fracture risk.
Video lesson
Animated explainer
What it’s used for
Severe osteoporosis, multiple fractures and steroid-induced osteoporosis.
How it works
They mimic parathyroid hormone in short daily pulses, which switches on osteoblasts to build new bone.
How it’s taken
A daily injection under the skin, usually for up to 2 years.
Side effects
Dizziness when standing, leg cramps, nausea and mildly raised calcium.
Monitoring
Calcium and sometimes uric acid levels.
Good to know
After the course, a bone-protecting medicine is started so the new bone is kept.
At a glance
Class
Bone health
Brand names
Forteo, Bonsity (teriparatide); Tymlos (abaloparatide)
Reviewed by Farhan Tahir, MD, FACR
Questions about your own care?
Book an in-person or telehealth consultation with Dr. Tahir.
For education only. Don’t start, stop or change a medicine without talking to your care team.