Poisoning by oth drugs acting on muscles, acc, sequela

This code signifies a long-term health problem or condition that resulted from an accidental overdose or adverse reaction to a medication primarily affecting muscle function, such as a muscle relaxant. The initial poisoning event has resolved, but its lasting effects are still present and require ongoing management.

Apply this code when documenting a chronic condition, disability, or other residual effect directly attributable to a past, unintentional poisoning by a drug acting on muscles. Examples include persistent muscle weakness, spasticity, or neurological deficits that developed after the acute poisoning episode. This code is used after the acute phase of the poisoning has passed.

• Always sequence this code after the code(s) describing the specific sequela (e.g., muscle weakness, neuropathy).
• Ensure documentation clearly links the current condition to a past accidental poisoning by a muscle-acting drug.
• Verify the poisoning was unintentional; intentional poisonings use different codes.