Chlorhexidine compositions
First Claim
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1. An alcohol-free hydrocolloidal chlorhexidine composition.
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Abstract
The invention provides alcohol-free chlorhexidine compositions, improved methods for preparing colloidal chlorhexidine containing compositions, and methods for promoting an antibacterial effect comprising administering chlorhexidine compositions to the mouth of an animal. The invention also provides an improved chlorhexidine composition comprising a flavoring agent (e.g. a raspberry flavoring agent) that increases the antibacterial activity of the composition.
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Citations
109 Claims
- 1. An alcohol-free hydrocolloidal chlorhexidine composition.
- 16. A hydrocolloidal composition comprising chlorhexidine and a flavoring agent that does not significantly reduce the antibacterial activity of the composition.
- 30. A hydrocolloidal composition comprising chlorhexidine and a sweetening agent that does not significantly reduce the antibacterial activity of the oral composition.
- 43. An oral composition comprising chlorhexidine and a flavoring agent that increases the antibacterial activity of the oral composition.
- 57. A method for preparing a hydrocolloidal chlorhexidine composition comprising adding a solution containing chlorhexidine or a salt thereof to a hydrocolloidal suspension to provide the hydrocolloidal chlorhexidine composition.
- 78. A method for preparing an improved composition comprising chlorhexidine comprising combining a flavoring agent that increases the antibacterial activity with a composition comprising chlorhexidine.
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97. A method comprising:
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mixing a sweetening agent into heated water at about 50°
C. with stirring to provide a mixture;
allowing the mixture to cool to about 20-25°
C.;
slowly adding hydroxypropyl methylcellulose to the mixture with stirring;
adding a solution of chlorhexidine to the mixture dropwise by geometric dilution with stirring to provide a chlorhexidine mixture;
optionally adding a copper salt, a zinc salt, or a combination thereof, with stirring to the chlorhexidine mixture;
optionally adding a raspberry flavoring agent with stirring to the chlorhexidine mixture; and
optionally diluting the mixture with sterile water;
to produce an oral composition containing chlorhexidine. - View Dependent Claims (101)
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Specification