Inhalation therapy for relieving bronchial spasm using quaternar

Drug – bio-affecting and body treating compositions – Effervescent or pressurized fluid containing – Organic pressurized fluid

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424247, A61K 3154

Patent

active

041839129

ABSTRACT:
The use of quaternary salts of promethazine by the inhalation route is described. The thus administered compositions provide new, non-toxic, potent means for relieving bronchial spasm and bronchoconstriction in warm-blooded animals.

REFERENCES:
patent: 2887481 (1959-05-01), Sherlock et al.
patent: 3933822 (1976-01-01), Broughton
patent: 4016279 (1977-04-01), Bauer et al.
patent: 4025614 (1977-05-01), Snader et al.
Remington's Pharm. Sci., 13th ED., pp. 450 & 1208.

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