Judgment_paragraph 23 · Merck & Co. Inc., Merck Sharp & Dohme Ltd and Merck Sharp & Dohme International Services BV v Primecrown Ltd, Ketan Himatlal Mehta, Bharat Himatlal Mehta and Necessity Supplies Ltd and Beecham Group plc v Europharm of Worthing Ltd (C-267/95, C-268/95)

23In so doing, it is important to bear in mind that Articles 47 and 209 of the Act of Accession introduced a derogation from the principle of free movement of goods and that it is settled case-law that such derogations are to be interpreted strictly (see, to this effect, Case C-191/90 Generics and Harris Pharmaceuticals [1992] ECR I-5335, paragraph 41).