Article 4
Allocation of responsibilities Each Member State shall take the measures necessary to ensure that: 1. (a) the provision and replenishment of the medical supplies of any vessel flying its flag or registered under its plenary jurisdiction are undertaken on the exclusive responsibility of the owner, without any expense to the workers; (b) the management of the medical supplies is placed under the responsibility of the captain of the vessel; he may, without prejudice to this responsibility, delegate the use and maintenance of the medical supplies to one or more workers specially designated by reason of their competence; 2. the medical supplies are maintained in good condition and replenished and/or replaced as soon as possible, and in every case as a priority part of normal revictualling procedures; 3. in an emergency established by the captain as far as possible after having obtained a medical opinion, the required medicines, medical equipment and antidotes which are not available on board are made available as soon as possible.