Effervescent microcapsules

Details Effervescent microcapsules Effervescent microcapsules

1997-02-19

1998-01-20

Harrison, Robert H.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Particulate form

4272133, 42840224, B01J 1308

Patent

active

057098867

ABSTRACT:
Taste masked effervescent microcapsules are provided each microcapsule containing an effervescent admixture of sodium bicarbonate and citric acid microencapsulated with ethylcellulose, the effervescent microcapsules being useful in formulating taste masked effervescent chewable tablets also containing microencapsulated, unpleasant tasting drugs such as non-steroidal, anti-inflammatory, NSAID drugs.

REFERENCES:
patent: 1356544 (1920-10-01), Miller
patent: 3860733 (1975-01-01), Morse et al.
patent: 3872227 (1975-03-01), Hoff et al.
patent: 4411933 (1983-10-01), Samejima et al.
patent: 4831058 (1989-05-01), Pankhania et al.
patent: 5084278 (1992-01-01), Mehta
patent: 5178878 (1993-01-01), Wehling et al.
patent: 5215755 (1993-06-01), Roche et al.
patent: 5306506 (1994-04-01), Zema et al.

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