Final answer:
Treatment for allopurinol toxicity typically consists of supportive care, but in severe cases, hemodialysis may be required to remove the drug and its metabolites from the bloodstream.
Step-by-step explanation:
Treatment for allopurinol toxicity may require different approaches depending on the severity of symptoms and the amount of drug taken. Allopurinol is a drug commonly used for the treatment of gout, a condition characterized by the accumulation of uric acid crystals in the joints. In the case of toxicity, supportive care is generally the mainstay of treatment, but in severe cases, more extreme measures such as hemodialysis may be required. Hemodialysis can help remove allopurinol and its metabolites from the bloodstream more rapidly than the body can eliminate them naturally, thus reducing the toxic effects. Although other options such as administering vitamin K, providing intravenous furosemide, and high-dose corticosteroids may be part of supportive care in certain toxicities or medical conditions, they are not the primary treatment modalities for allopurinol toxicity.