 <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] . US residents can call their local poison control center at 1-800-222-1222. Canada residents can call a provincial poison control center. Symptoms of overdose may include fast/slow/irregular heartbeat, fainting, unusual excitement, mental/mood changes.  Notes Do not share this medication with others.  Missed Dose If you miss a dose, use it as soon as you remember. If it is near the time of the next dose, skip the missed dose. Use your next dose at the regular time. Do not double the dose to catch up.  Storage Store at room temperature away from light and moisture. Do not store in the bathroom. Keep all medications away from children and pets. Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.The uses of Viekira Pak Oral: This product contains 2 different tablets. One tablet contains 3 medications ("multi-drug"): ombitasvir, paritaprevir, and ritonavir. The other tablet contains dasabuvir.This product is used to treat chronic (long-lasting </s>