Poisoning by vitamins, accidental (unintentional), init

This code signifies an adverse health event resulting from an accidental overdose or ingestion of vitamins. It indicates that the patient unintentionally consumed an excessive amount of one or more vitamin preparations, leading to toxic effects. This is the first time the patient is being treated for this specific poisoning.

Apply this code when a patient presents with symptoms of vitamin toxicity due to an accidental ingestion, such as a child mistakenly eating vitamin gummies or an adult inadvertently taking too many supplements. It is appropriate for the initial visit where the poisoning is diagnosed and treatment begins.

• Always assign an additional code for the specific vitamin(s) involved (e.g., T45.3X1A for iron, T45.8X1A for other specified vitamins).
• Ensure documentation clearly states the poisoning was unintentional and this is the initial encounter for this event.
• Do not use this code for adverse effects from therapeutic use or intentional self-harm.