Pharma BD Deal Intelligence

Glaxo plc / Wellcome plc

1995 · Acquisition/Merger · $14.2B · Complete

Announcement Sentiment

Neutral / mixed

Outcome Score

Largely worked — most objectives met.

Glaxo acquired Wellcome plc for approximately £9 billion (~$14.2B), creating Glaxo Wellcome plc, then the world's largest pharmaceutical company. The deal was driven by Glaxo's need to diversify beyond Zantac as its patent expiry loomed.

Key facts

Announced Jan 23, 1995
Closed Mar 09, 1995
Deal value $14.2B
Deal type Acquisition/Merger
Therapeutic area Infectious Disease, Neurology, Respiratory
Indications HIV/AIDS, Herpes, Migraine, Asthma
Key assets Zovirax (acyclovir), Retrovir (AZT), Imigran (sumatriptan), Wellcome R&D pipeline
Mechanism Nucleoside analog antiviral, 5-HT receptor agonist

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