Pharma BD Deal Intelligence

Merck & Co. Inc. / Eisai Co., Ltd.

2017 · Co-Development · $5.8B · Complete

CALLED IT — OFF BY 18

Lenvima became a durable ~$1B/year alliance revenue line for Merck, but the ambitious "LEAP" program to extend Keytruda+Lenvima across 6+ tumor types mostly failed — a partial win riding on one real approval (endometrial cancer) amid a long trial-failure streak.

Full analysis, sources & comparables →

The coverage arc

Mar 08, 2018 Fierce Pharma Bullish

Evercore ISI's Umer Raffat noted 'Merck has been extremely focused on flawless trial execution with IO-chemo and has added two important small molecule…

Sep 21, 2021 Fierce Pharma Bullish

Analysts at the time of CLEAR data viewed KEYTRUDA-LENVIMA as the leading IO-TKI combo in RCC on cross-trial comparisons vs Bristol Myers' Opdivo+Cabometyx,…

Aug 03, 2022 Fierce Pharma Bearish

LEAP-002 missed in 1L HCC, leading Merck and Eisai to scrap that ambition; analysts framed the readout as a setback that ceded ground to Roche's…

Source summaries from our enrichment pipeline; follow links for originals.

All 5 sources with sentiment breakdown →

Merck and Eisai entered a global strategic oncology collaboration to co-develop and co-commercialize lenvatinib (LENVIMA) as monotherapy and in combination with KEYTRUDA (pembrolizumab). Eisai received $300M upfront, up to $650M in option exercise rights through 2020, $450M in R&D reimbursement, plus up to $385M in clinical/regulatory milestones and up to $3.97B in sales-based milestones (~$5.76B aggregate). Eisai books global sales; gross profits split 50/50.

Did it work? Outcome assessment

Lenvima became a durable ~$1B/year alliance revenue line for Merck, but the ambitious "LEAP" program to extend Keytruda+Lenvima across 6+ tumor types mostly failed — a partial win riding on one real approval (endometrial cancer) amid a long trial-failure streak.

Strategic verdict
Partially Achieved

Key facts

Related deals — scored

DealYearValueOutcome
Merck & Co. Inc. / Eisai Co., Ltd. (this deal)2017$5.8B57
Merck & Co. Inc. / Acceleron Pharma Inc.2021$11.5B90
Merck & Co. Inc. / Peloton Therapeutics Inc.2019$2.2B88
Merck & Co. Inc. / AstraZeneca PLC2017$8.5B87
Merck & Co. Inc. / Moderna, Inc.2022$250M86
Merck & Co. Inc. / Moderna, Inc.2016$250M84
Merck & Co. Inc. / Eisai Co., Ltd.2018$5.8B83

Compare all 7 side-by-side →

See the full interactive analysis, sources & comparables →