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Keytruda vs Farxiga

Side-by-side drug price comparison from Medicare Part D data

Reviewed by DrugPrice Editorial Team · Updated

Verdict

Farxiga costs 99% less per claim than Keytruda ($266.00 vs $18176.00). Farxiga has a generic alternative available. Total Medicare spending: Keytruda at $7.2B vs Farxiga at $3.0B.

MetricKeytrudaFarxiga
Avg Cost per Claim
Average cost Medicare pays per prescription claim
$18,176$266*
Total Medicare Spending
Total Medicare Part D spending on this drug
$7.2B$3.0B
Total Claims398,00011,240,000
Year-over-Year Change
Price change from prior year (lower is better for patients)
28.6%*31.5%
Generic AvailableNoYes
ConditionCancerDiabetes
Total Beneficiaries82,0001,340,000

Farxiga costs 99% less per claim than Keytruda ($266.00 vs $18176.00). Farxiga has a generic alternative available. Total Medicare spending: Keytruda at $7.2B vs Farxiga at $3.0B.

Explore More

The side-by-side above pulls the CMS Medicare Part D Drug Spending data data for both Keytruda and Farxiga. What follows is the interpretation — which specific axes carry the most weight for Keytruda versus Farxiga, and which differences are large enough to influence a real decision.

For households or analysts using this comparison as a decision input, the right framing is usually not "which is better" in aggregate but "which is better for the specific decision in front of you." CMS Medicare Part D Drug Spending data captures the raw data; the framing depends on whether the question is investment, residency, planning, or research.

Source: CMS Medicare Part D Spending, 2026.