Poisoning by oth drugs acting on muscles, self-harm, init

This code signifies an adverse event resulting from the deliberate ingestion or administration of medications primarily affecting muscle function, with the intent of self-harm. This includes substances like muscle relaxants or neuromuscular blocking agents, leading to toxic effects. The "initial encounter" designation indicates the patient is receiving active treatment for the poisoning.

Apply this code when documenting a patient presenting to the emergency department or admitted for acute poisoning due to an intentional overdose of a muscle-acting drug. This is appropriate for cases where the patient explicitly states or clinical evidence strongly suggests self-harm as the motive. Use for the first visit or admission related to this specific poisoning event.

• Always confirm the intent of self-harm through physician documentation.
• Ensure the drug involved is classified as acting on muscles; otherwise, a different T48 subcategory may be more appropriate.
• Pair this code with external cause codes (X60-X69) to fully describe the circumstances of the poisoning.