Cosentyx is a medication used to treat several autoimmune diseases such as psoriasis, psoriatic arthritis, and ankylosing spondylitis. As with any medication, there are potential side effects that patients may experience. According to the official website of Cosentyx, some of the most common side effects include diarrhea, upper respiratory infections, and nausea. These side effects are generally considered normal and not a cause for concern. However, patients should still report any side effects to their healthcare provider.

In addition to the common side effects, there are also some more serious side effects that patients should be aware of. These include infections, allergic reactions, and liver problems. Patients who experience symptoms such as fever, chills, or difficulty breathing should seek medical attention immediately.

According to Drug Patent Watch, Cosentyx has been studied extensively in clinical trials, and the most common side effects reported were mild to moderate in severity. These side effects included infections, injection site reactions, and diarrhea. However, it is important to note that not all patients will experience side effects, and the severity and frequency of side effects can vary from person to person.

In summary, some of the common side effects of Cosentyx include diarrhea, upper respiratory infections, and nausea. These side effects are generally considered normal and not a cause for concern. However, patients should still report any side effects to their healthcare provider. Additionally, there are more serious side effects that patients should be aware of, such as infections, allergic reactions, and liver problems. Patients who experience any symptoms should seek medical attention immediately.

Sources:
[1] https://www.drugpatentwatch.com/p/biologics/tradename/COSENTYX
[2] https://www.cosentyx.com/safety-and-side-effects
[3] https://www.medicalnewstoday.com/articles/drugs-cosentyx-side-effects