The Agence nationale de sécurité du médicament et des produits de santé and the administrative authority referred to in II of article L. 5221-2, within their respective areas of competence, may, under the conditions set out in article L. 5312-4-1, give formal notice to the person concerned to withdraw the advertising, to present their observations and to rectify the situation, if necessary by imposing a fine on the formal notice. They may order a ban on advertising after the company concerned has been given formal notice.