Before taking the CERITINIB, let your doctor know about all your medical conditions (especially liver disease, heart problems, QT interval prolongation, hyperglycemia, bradycardia, stomach problems and/or pancreatitis), sensitivities or allergic conditions, and all medications you are using. Exposure of an unborn child to this medication could cause birth defects, so you should not become pregnant or father a child while on this medication. Effective birth control is required throughout treatment and at least six months after treatment for women and at least three months after treatment for males. You should not breastfeed while taking this medication for two weeks after your last dose. Unless the doctor suggests, do not use any other medicine, including herbal or vitamin supplements. 

Drug-Drug Interactions: CERITINIB may interact with medicines used to treat high blood pressure (e.g. diltiazem, metoprolol), medicines used to treat manic-depressive disorder (e.g. Lithium), antibiotics (e.g. azithromycin, erythromycin), antidepressants (e.g. escitalopram), HIV infection (e.g. amprenavir, atazanavir, efavirenz), immunomodulating medication (e.g. fingolimod), anaesthetics (e.g. halothane), CYP3A4/P-gp inhibitor (ketoconazole), strong CYP3A4/P-gp inducer (rifampin), a sensitive CYP3A substrate (midazolam), a CYP2C9 substrate (warfarin), and antiarrhythmic agent (e.g. quinidine).

Drug-Food Interactions: Avoid the consumption of alcoholic beverages.

Drug-Disease Interactions: CERITINIB interacts with disease conditions, including Long QT Syndrome, Electrolyte Abnormalities, pancreatitis (pancreas inflammation), hyperglycemia (diabetes Mellitus), lung toxicity, and renal or hepatic impairment.

• After your treatment begins, several dietary adjustments can help you control side effects.
• Anyone suffering from a chronic illness, including cancer, should consume foods high in protein, healthy fats, whole grains, and vitamins and minerals.
• Plant-based proteins are among the greatest meals during chemotherapy or other cancer treatments. They have the highest concentrations of vitamins and minerals, such as nuts, seeds, beans and legumes.
• Eat a healthy diet and exercise regularly to maintain proper weight.
• Include leafy vegetables, citrus fruits, fatty fish, berries, yoghurt, apples, peaches, cauliflower, cabbage, broccoli, beans, and herbs.
• De-stress yourself by meditating, reading books, taking a warm bubble bath or listening to soothing music.
• Performing yoga may also help in improving both physical and mental health.
• Maintain a healthy weight by performing regular low-strain exercises and eating healthy food.
• Get optimal sleep; rest well.
• Avoid smoking and alcohol consumption.
• Avoid fast food, fried food, processed meats, refined carbs and added sugars.

• Keep all appointments with your doctor and the laboratory. Your doctor will order certain tests to check your body's response to CERITINIB.
• Pregnancy testing is recommended before starting treatment with CERITINIB.
• Do not donate sperm while on medication or within three months following completion of therapy.