Sharps of all types should be placed in a puncture proof container after use. When the container becomes half full, contact your veterinarian or the local health unit for proper disposal. Oral contamination can occur from inappropriate handling of the product. Removing or holding the plastic case, which normally protects the needle, in your teeth can lead to absorption orally. This is a bad habit to get into.
Inhalation exposure is usually as a result of inhaling powders or mists.
This can occur when using fly sprays or disinfectants. Pay attention to the product details and the cautions. Protective clothing may be required. In some cases, the hiring of licensed professionals will be required. There is a proportion of the human population who are allergic to it.