T39.311

Clinical Causes: Accidental ingestion of medication meant for external use Confusing over-the-counter NSAIDs (e.g., ibuprofen) with other substances Incorrect dosing or exceeding recommended doses Misidentification of medication due to unclear labeling or packaging Children accessing adult medications stored improperly

Key Symptoms: Nausea and vomiting Abdominal pain or discomfort Dizziness or lightheadedness Headaches Tinnitus (ringing in ears) Drowsiness or lethargy In severe cases, confusion, seizures, or signs of toxicity such as rapid breathing or loss of consciousness

Diagnosis Path: Diagnosis typically involves a thorough medical history review, including the circumstances of poisoning and medication details. Physical examination is performed to assess overall condition. Laboratory tests such as blood tests to measure medication levels, kidney and liver function tests, or arterial blood gases may be ordered to evaluate the extent of poisoning and organ function. Urinalysis might also help detect the presence of the substance. In some cases, chest imaging or ECGs may be conducted to assess affected organ systems.

Treatment Protocols: Treatment focuses on stabilizing the patient and preventing further absorption of the toxin. Immediate steps might include gastric decontamination methods: such as activated charcoal to bind residual medication in the gastrointestinal tract, or gastric lavage in severe cases. Supportive care measures include intravenous fluids, monitoring vital signs, and managing symptoms like nausea or seizures. In cases of significant poisoning, specific antidotes may be used if available. Dialysis may be necessary when there is severe toxicity or kidney impairment. Hospitalization is common for severe cases to provide close monitoring and supportive care, aiming for the patient’s recovery and prevention of complications.