 <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] atropine from your body, which may affect how hydrocodone/homatropine works. Examples include azole antifungals (such as ketoconazole), macrolide antibiotics (such as erythromycin), mifepristone, HIV medications (such as tipranavir), rifamycins (such as rifabutin, rifampin), ritonavir, certain drugs used to treat seizures (such as carbamazepine, phenytoin), among others. This medication may interfere with certain lab tests (such as amylase/lipase levels), possibly causing false test results. Make sure lab personnel and all your doctors know you use this drug. Does Hydromet interact with other drugs you are taking? Enter your medication into the WebMD interaction checker Check InteractionThe overdose of Hydromet 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. Symptoms of overdose may include: slow breathing, slow heartbeat </s>