Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Capsules
Patent
1988-02-26
1989-05-23
Page, Thurman K.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Capsules
424495, A61L 964
Patent
active
048329550
ABSTRACT:
The invention is directed to a pharmaceutical composition comprising a microencapsulated potassium salt encapsulated in a shell wall consisting essentially of from about 85% to about 97% ethyl cellulose and from about 3% to about 15% of an amphiphile based on the weight of the shell wall; wherein the weight of said shell wall is from about 3% to about 15% of the total weight of the microencapsulated potassium salt.
REFERENCES:
patent: 3960757 (1976-06-01), Morishita et al.
patent: 4713248 (1987-12-01), Kjornaes et al.
Snipes Wallace C.
Wagner Stephen J.
Page Thurman K.
Zetachron, Inc.
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