Case C-29/17: Judgment of the Court (First Chamber) of 21 November 2018 (request for a preliminary ruling from the Consiglio di Stato — Italy) — Novartis Farma SpA v Agenzia Italiana del Farmaco (AIFA), Roche Italia SpA, Consiglio Superiore di Sanità (Reference for a preliminary ruling — Medicinal products for human use — Directive 2001/83/EC — Article 3(1) — Article 6 — Directive 89/105/EEC — Regulation (EC) No 726/2004 — Articles 3, 25 and 26 — Repackaging of a medicinal product for use as a treatment not covered by its marketing authorisation (off-label use) — Reimbursement by the national healthcare insurance system)