BCG vaccine screened for active tuberculosis. BCG is also contraindicated in certain people who have IL-12 receptor pathway defects. BCG is given as a single intradermal injection at the insertion of the deltoid. If BCG is accidentally given subcutaneously, then a local abscess may form (a "BCG-oma") that can sometimes ulcerate, and may require treatment with antibiotics immediately, otherwise without treatment it could spread the infection causing severe damage to vital organs. However, it is important to note an abscess is not always associated with incorrect administration, and it is one of the more common complications that can occur with the vaccination.
Inoculation theory a review of the campaign by Veil and Kent (2008), they breakdown the message of the campaign utilizing the basic concepts of inoculation theory. They theorize that Johnson & Johnson used inoculation to alter the negative perception of their product. The campaign began running prior to the actual verdict, thus the timing seemed suspicious. A primary contention made by Veil and Kent (2008) was that the intentions of Johnson & Johnson were not to convey safety guidelines for consumers, but to change how the consumer might respond to further lawsuits on overdose. The inoculation strategy used by Johnson & Johnson,