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Therapeutic action of different classes of drugs - class-XII

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Multiple Choice

What is tincture of iodine?

  1. 2-3% solution of iodine in alcohol-water mixture.
  2. A mixture of iodine in chloroxylenol.
  3. A mixture of 0.2% phenol and 2-3% iodine in water.
  4. 2-3% solution of iodine in potassium iodide.
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