Potassium Iodide Sensitivity

Excerpt

To the editor: The article by Curd and associates in the December issue (1), "Potassium Iodide Sensitivity in Four Patients with Hypocomplementemic Vasculitis," is most interesting. Potassium iodide is a valuable expectorant medication, and therefore readers of your journal should be reassured of its safety lest the report deter them from describing it.

I have prescribed potassium iodide for innumerable asthmatic patients for more than 30 years without ever encountering the conditions the authors describe. I realize, of course, that parenteral iodides can produce sensitivity and urticaria, but I am perplexed that I have never encountered it in patients after