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Most available products are marketed as research chemicals or for laboratory use only. This creates significant and very real risks: Contamination and impurity : Products from unverified vendors may contain impurities, incorrect concentrations, or even entirely different compounds than whats advertised on the label
6 In addition to reduction in pain intensity and attack frequency, there is also evidence supporting an increase in quality-of-life metrics after onabotulinumtoxinA injections for TN relative to placebo
CDC is direct about the limits of preservatives in multi-dose vials: "The preservative does not have an effect on viruses nor does it provide complete protection against bacterial contamination." Some organisms are considerably harder to control than others
Proteins are much larger and more intricate molecules, typically with 50 or more amino acids, often folded into complex 3D shapes
