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metacresol

  1. M

    Anyone using metacresol free insulin please?

    My daughter 22yrs dx 2003 (780 pump) has Mastocytosis and addisons too. Went on pump 2004, i figured she must have had issue with longacting as results were spectacular almost immediately. Since August ‘21 we have been begging for help as her intolerance of shortacting insulin has increased...
  2. Toxicity of insulin due to phenol and metacresol

    Hi everyone, I was wondering if anyone here was thinking about toxic substances present in insulin formulations. For example, Novorapid contains 1.5 mg/ml of phenol and 1.72 mg/ml of metacresol. Both of these substances are very toxic, and for someone who is injecting 20 units of insulin per...
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