Nykron Tablet Combi Pack contains the active ingredient netupitant and palonosetron. It is an antiemetic drug belonging to the class of 5-HT3  receptor antagonists. It is used to prevent and treat nausea, vomiting, or sickness caused by cancer treatments such as chemotherapy, radiotherapy, or after surgery. Nausea is characterised by stomach pain and the urge to vomit. The common side effects that are likely to occur with this medicine are hives, swollen face, breathing trouble, and chest pain. Inform your healthcare provider if these side effects concern you or persist for longer than usual. It is given right away or later with anticancer medicines. It is usually given up to 24 hours while recovering from anesthesia after surgery. Talk to your physician if you have a history of repeated constipation, blockage in the bowel, heart problems, or imbalance of certain minerals in your blood (such as magnesium and potassium). This medicine should not be used if you are allergic to this drug. Tell your physician about all the medications you have been taking recently, including herbal medicines and supplements, before taking the Nykron tablet.