Crizalk 200mg Capsule is used in the treatment of non-small cell lung cancer that is locally advanced or has spread to other areas of the body. Crizalk 200mg Capsule should be taken with food or without food, but try to have it at the same time every day to get the most benefits. Your doctor will decide what dose is necessary and how often you need to take it. This will depend on what you are being treated for and may change from time to time. You should take it exactly as your doctor has advised. Taking it in the wrong way or taking too much can cause very serious side effects. It may take several weeks or months for you to see or feel the benefits but do not stop taking it unless your doctor tells you to. Nausea, vomiting, edema (swelling), and diarrhea are some common side effects of this medicine. Some serious side effects that might occur which need doctor consultation include severe stomach pain, fever, chills, shortness of breath, fast heartbeat, partial or complete loss of vision or changes in bowel habits. Your doctor may perform some blood tests during the treatment to check for liver function. Before taking it, tell your doctor if you have heart disease, liver, or kidney problems or are taking any medicines to treat infections. Many other medicines can affect, or be affected by, this medicine so let your healthcare team know all medications you are using. This medicine is not recommended during pregnancy or while breastfeeding. The use of effective contraception by both males and females during treatment is important to avoid pregnancy. There is a Patient Support Program/Patient Assistance Program available in India for this medicine, being managed by Tata 1mg. Please contact your prescribing doctor to know more about the same. You may also call on (1800-102-1618) for more details.