 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST]  temsirolimus), among others. Other medications can affect the removal of this product from your body, which may affect how this product works. Examples include certain drugs used to treat seizures (such as carbamazepine, phenobarbital, phenytoin, primidone), apalutamide, cobicistat, elagolix, gemfibrozil, mitotane, rifampin, St. John's wort, thioridazine, among others. Do not take this product with other products that contain ritonavir. Does Viekira Pak interact with other drugs you are taking? Enter your medication into the WebMD interaction checker Check InteractionThe overdose of Viekira Pak Oral: If someone has overdosed and has serious symptoms such as passing out or trouble breathing, call 911. Otherwise, call a poison control center right away. US residents can call their local poison control center at 1-800-222-1222. Canada residents can call a provincial poison control center.  Notes Do not share this product with others. Lab tests (such as liver function, tests for hepatitis B and C) should be done before you start using this medication, while you are using it </s>