According to the sources provided, there is no direct information available on whether Cosentyx (secukinumab) increases or decreases appetite.

The first source, Drug Patent Watch, provides information about the drug but does not mention any specific side effects related to appetite changes [1].

The second source, Mayo Clinic, lists various side effects of Cosentyx but does not mention any specific effects on appetite [2].

The third source, Drugs.com, also does not mention any specific information about Cosentyx affecting appetite [3].

It is important to note that while these sources do not mention appetite changes as a side effect of Cosentyx, it does not necessarily mean that the medication has no effect on appetite.

It is always recommended to consult with a healthcare professional or your prescribing doctor for personalized and accurate information regarding the potential effects of Cosentyx on appetite or any other concerns you may have.

Sources:
[1] Drug Patent Watch. Cosentyx. Retrieved from https://www.drugpatentwatch.com/p/biologics/tradename/COSENTYX
[2] Mayo Clinic. Secukinumab (Intravenous Route, Subcutaneous Route). Side Effects. Retrieved from https://www.mayoclinic.org/drugs-supplements/secukinumab-intravenous-route-subcutaneous-route/side-effects/drg-20137344
[3] Drugs.com. Cosentyx - Does Cosentyx cause weight gain or weight loss? Retrieved from https://www.drugs.com/medical-answers/cosentyx-weight-gain-loss-3561255/