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SmithKlineBeecham
Est. 1989
after having merged with American pharmaceutical company SmithKline Beckman to become SmithKline Beecham, merged with Glaxo Wellcome to become GlaxoSmithKline (GSK). GSK (and later, Haleon).

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Est. 1989
after having merged with American pharmaceutical company SmithKline Beckman to become SmithKline Beecham, merged with Glaxo Wellcome to become GlaxoSmithKline (GSK). GSK (and later, Haleon).