A 62-yeаr-оld pаtient (weight 100kg) with type 2 diаbetes requires Levemir (insulin detemir) alоngside оral anti-diabetic medication. The guidelines state the following: Prescribe a starting dose of 0.2 units/kg once daily with an evening meal. Advise patient to prime their insulin pen before each dose by performing an airshot by turning the dose selector to select 2 units. They should be able to see a drop of insulin appear at the needle tip. The patient can then select the number of units they need to inject. Levemir can be injected under the skin of the stomach, upper legs or upper arms. A single injection should be used for each dose. You wish to prescribe the patient with enough insulin to last until your review appointment in four weeks. How many full days will each Levemir (insulin detemir) 300unit/3mL pen last for?