Question: do you have to refrigerate tresiba?
Answer: In-use Tresiba® can be kept at room temperature (below 86°F), away from direct heat and light, or refrigerated (36°F to 46°F) for up to 8 weeks. If you're in a warm climate, remember to keep Tresiba® out of direct sunlight and at room temperature (below 86°F) once in use.