Osteoporosis & bone health

The cost-effectiveness of biosimilar denosumab in postmenopausal osteoporosis: implications of baseline fracture risk and drug price

Osteoporos IntPublished Cost-effectiveness analysis

Authors' conclusion

With sufficient price reductions, biosimilar denosumab is a dominant strategy across varying levels of baseline fracture risk.

Study context

Population
Women with postmenopausal osteoporosis (PMO) in the United States (US), across four baseline fracture risk categoriesmodel cohort
Exposure
Biosimilar denosumab vs alendronate, risedronate, ibandronate, zoledronic acid and no intervention
Outcome
Cost-effectiveness of biosimilar denosumab across baseline fracture risks and pricing scenarios
Methodological detailsMarkov cohort model, validated Markov cohort model, stratified into four risk categories by T-score and prior vertebral fracture, pricing scenario analyses
  • Markov cohort model
  • Validated Markov cohort model
  • Stratified into four risk categories by T-score and prior vertebral fracture
  • Pricing scenario analyses

Main finding

As reported in the abstract

Price at which biosimilar denosumab was dominant (more effective and less costly), by risk category

Risk category 1

$120-$180

Risk category 2

$376-$451

Risk category 3

$376-$481

Risk category 4

$857-$1188

Observational data: associations, not effects.

Further findings

Dominance at a 75% price reduction ($376)

Dominant vs all comparators for risk categories 2, 3 and 4
$376

Original publication

The cost-effectiveness of biosimilar denosumab in postmenopausal osteoporosis: implications of baseline fracture risk and drug price. Osteoporos Int. Published 31 July 2026. doi:10.1007/s00198-026-08153-9

Composed by AI from the published abstract and checked against it. How Briefs are made →

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