Single dose metered dose inhaler for delivery of vaccines and ot

Details Single dose metered dose inhaler for delivery of vaccines and ot Single dose metered dose inhaler for delivery of vaccines and ot

1992-05-19

1993-06-01

Burr, Edgar S.

Surgery

Liquid medicament atomizer or sprayer

12820023, A61M 1100

Patent

active

052150798

ABSTRACT:
A single dose of a vaccine or other drug which is normally only given once is provided by an MDI by either formulating the drug and propellant composition to include only enough drug for one administration or by providing a locking mechanism to lock the MDI canister in a position where it cannot be actuated a second time.

REFERENCES:
patent: 4834083 (1989-05-01), Byron et al.
patent: 5027808 (1991-07-01), Rich et al.
patent: 5031610 (1991-07-01), Armstrong et al.
patent: 5060643 (1991-10-01), Rich et al.

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