Use of soluble fluorosurfactants for the preparation of metered-

Details Use of soluble fluorosurfactants for the preparation of metered- Use of soluble fluorosurfactants for the preparation of metered-

1991-03-13

1992-06-02

Page, Thurman K.

Drug, bio-affecting and body treating compositions

Effervescent or pressurized fluid containing

Organic pressurized fluid

514456, 514455, 514291, 526209, 564412, A61K 912

Patent

active

051184940

ABSTRACT:
Pharmaceutical suspension aerosol formulations using one or more perfluorinated carboxylic acids or esters thereof as surface-active dispersing agents and 1,1,1,2-tetra-fluorethane or 1,1,1,2,3,3,3-heptafluoropropane as the propellant are described.

REFERENCES:
patent: 2868691 (1959-01-01), Porush et al.
patent: 3104844 (1961-12-01), Thiel et al.
patent: 3250808 (1966-05-01), Moore et al.
patent: 4174295 (1979-11-01), Gargigia et al.
patent: 4352789 (1982-10-01), Thiel
patent: 4405598 (1983-09-01), Brown
patent: 4621116 (1986-11-01), Morgan
patent: 4810488 (1989-03-01), Jinks
patent: 4889656 (1989-12-01), Flynn et al.
patent: 4929317 (1990-05-01), Nishimura
Research Disclosure, vol. 162, 1977 p. 70 (#16265).

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