Cosentyx is a medication used to treat various autoimmune diseases, including psoriasis, psoriatic arthritis, and ankylosing spondylitis [1]. According to the official website of Cosentyx, there are no specific dietary restrictions associated with the medication, and it can be taken with or without food [3]. Therefore, patients can eat before or after taking Cosentyx without any issues.

However, it is essential to follow the dosing instructions provided by the healthcare provider. Patients should not change the dosage or frequency of the medication without consulting their doctor. The recommended dosage of Cosentyx varies depending on the condition being treated and the patient's age and weight. Typically, the medication is injected subcutaneously once a week or once a month [2].

In summary, patients taking Cosentyx do not need to wait to eat after taking the medication. However, they should follow the dosing instructions provided by their healthcare provider to ensure the medication's effectiveness and safety.

Sources:
[1] https://www.drugpatentwatch.com/p/biologics/tradename/COSENTYX
[2] https://www.medicalnewstoday.com/articles/326632
[3] https://www.cosentyx.com/ankylosing-spondylitis/faq