Afatinib is a medication that belongs to a class of drugs known as tyrosine kinase inhibitors. It is commonly used in the treatment of non-small cell lung cancer that has certain genetic mutations. Afatinib works by blocking the action of certain proteins that are involved in the growth and spread of cancer cells.

It is important to take Afatinib exactly as prescribed by your healthcare provider. This medication is typically taken orally, with or without food, once a day. It is important to not crush, chew, or break the tablets, as this can affect the way the medication is absorbed in the body.

Like all medications, Afatinib can cause side effects. Some common side effects of Afatinib may include diarrhea, rash, nausea, and fatigue. It is important to notify your healthcare provider if you experience any side effects while taking this medication.

Before starting Afatinib, it is important to inform your healthcare provider about any other medications or supplements you are taking, as they may interact with Afatinib. It is also important to inform your healthcare provider if you have any other medical conditions, such as liver or kidney disease.

Overall, Afatinib can be an effective treatment option for certain types of lung cancer. It is important to work closely with your healthcare provider to determine if Afatinib is the right treatment option for you and to monitor for any potential side effects.