Stability of Undiluted and Diluted Vaccinia-Virus Vaccine, Dryvax.

Examines the stability of Dryvax virus vaccine to determine whether diluted vaccine could be used over an extended period, thereby increasing the number of available doses. Stability parameters; Dilution; Diluent; Temperature; Effects of storage of reconstituted Dryvax vaccine at room temperature, regardless of dilution or diluent.