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Epilepsy — Deal Benchmarks & Valuation

Median Upfront
$300M
Range: $149M - $454M
Total Deal Value
$2.7B
Range: $1.6B - $3.7B
Royalty Rate
11.9% - 19%
Tiered up to 23%
Dev Milestones
$778M
Range: $477M - $1.1B

Market Analysis

Epilepsy is one of the most actively transacted indications in neurology licensing. Phase 2 deals for epilepsy carry a median total deal value of $2.7B, with upfront payments ranging from $149M to $454M. The recommended deal structure allocates approximately 11% to upfront payments and 89% to milestones.

Milestone structures for epilepsy deals allocate $778M to development milestones, $849M to regulatory milestones, and $731M to commercial milestones. Royalty rates range from 11.9% to 19% at the base tier, with tiered escalation reaching 15.9%-23% on peak sales.

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Frequently Asked Questions

What are typical deal terms for epilepsy licensing?
Phase 2 epilepsy licensing deals average $300M in upfront payments with $2.7B total deal value. The 11/89 upfront/milestone split reflects the risk profile at this clinical stage.
What royalty rates are standard for epilepsy deals?
Base royalty rates for epilepsy transactions range from 11.9% to 19%, with tiered escalations reaching 15.9%-23% on peak sales. Rates are influenced by mechanism differentiation, competitive positioning, and territorial scope.
How are epilepsy deal milestones structured?
Epilepsy deals allocate approximately 89% of total deal value to milestones. Development milestones ($778M) make up the largest share, followed by commercial milestones ($731M) and regulatory milestones ($849M).
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