The prescription of a proprietary medicinal product shall mention its active ingredients, designated by their international non-proprietary name recommended by the World Health Organisation or, failing this, their pharmacopoeial name. In the absence of such names, the usual common name is given. It may also mention the fancy name of the medicinal product.
By way of derogation from the first paragraph, the prescription for one of the medicinal products mentioned in 6°, 14°, 15° and 18° of Article L. 5121-1, and in a and d of 1 of Article 2 of Regulation (EC) No 1394/2007 of the European Parliament and of the Council of 13 November 2007 on advanced therapy medicinal products and amending Directive 2001/83/EC and Regulation (EC) No 726/2004 shall include, alongside the common name of the medicinal product, the brand name or the invented name.