 <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] , or change the dosage of any medicines without your doctor's approval. Some products that may interact with this drug include: alcohol-containing products (such as cough and cold syrups, aftershave), products containing propylene glycol, lopinavir/ritonavir solution, lithium. Do not use metronidazole if you are also taking disulfiram or if you have taken disulfiram within the last 2 weeks. This medication may interfere with certain lab tests, possibly causing false test results. Make sure lab personnel and all your doctors know you use this drug. Does Metronidazole Solution, Intravenous Piggyback interact with other drugs you are taking? Enter your medication into the WebMD interaction checker Check InteractionThe overdose of Metronidazole In Sodium Chloride(Iso) Intravenous: 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: nausea, vomiting, unsteadiness.  </s>