what is a medication that I would have in my house that could cause a lethal overdose

Several common medications found in many households can potentially lead to a lethal overdose if taken in excessive amounts. Here are a few examples:

**Acetaminophen (Tylenol)**: Overdosing can cause severe liver damage and be fatal.
**Aspirin**: High doses can lead to serious complications, including gastrointestinal bleeding and metabolic imbalances.
**Benzodiazepines**: Medications such as Xanax or Valium can cause respiratory depression and overdose, especially when combined with other depressants.
**Opioids**: Prescription painkillers like oxycodone, hydrocodone, or even codeine can lead to fatal respiratory depression if overdosed.
**Antidepressants**: Certain classes, such as tricyclic antidepressants, can be toxic in high doses.
**Cough and Cold Medications**: Some contain active ingredients like diphenhydramine or dextromethorphan, which can be dangerous in high amounts.

If you or someone else may be at risk of overdose, it's essential to seek help immediately. Always store medications safely and keep them out of reach of children.