 <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]  taking? Enter your medication into the WebMD interaction checker Check InteractionThe overdose of Zepatier 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, and after completing treatment. Keep all medical and lab appointments. If you are using this product with ribavirin, it is recommended that female patients or female partners of male patients take a pregnancy test before starting treatment. Pregnancy tests should continue to be done while using this medication and for some time after this medication is stopped to make sure no pregnancy occurs (for 9 months for female patients and for 6 months for female partners of male patients).  Missed Dose If you miss a dose, take it as soon as you remember. If it is 8 hours or less until the next dose, skip the missed dose. Take your next dose at the regular </s>