Await Further Instructions

The surname of the family, Milgram, refers go the Milgram test of obediance to authority, a theme dominant throughout the film. It is also revealed that the family resides on Stanford street, a reference to the Stanford Prison experiment which studied similar themes of perceived power and authority.

The group makes three mistakes with the injections, which Anji's medical training should have prevented. First, Tony, the father, injects his intravenously, which the vast majority of vaccines should not be, and one ought to assume a mystery vaccine without instructions should not be. Second, they sterilize the hypodermics in boiling water rather than alcohol, evidenced by the steam rising from the bowl, but the heat risks damaging the medicine. Third, nobody swabs their skin with alcohol, which prevents infection at the injection site.

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