Medicinal aerosol formulations
First Claim
Patent Images
1. An aerosol formulation comprising:
- a medicament, a propellant comprising 1,1,1,2-tetrafluoroethane and less than 5% by weight of CHClF2, CH2 F2, CF3 CH3, or a mixture thereof, a surface active agent, and at least one other compound having a higher polarity than 1,1,1,2-tetrafluoroethane according to the Kauri-butanol value.
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Abstract
A self-propelling aerosol formulation which may be free from CFC'"'"'s which comprises a medicament, 1,1,1,2-tetrafluoroethane, a surface active agent and at least one compound having a higher polarity than 1,1,1,2-tetrafluoroethane.
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Citations
29 Claims
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1. An aerosol formulation comprising:
- a medicament, a propellant comprising 1,1,1,2-tetrafluoroethane and less than 5% by weight of CHClF2, CH2 F2, CF3 CH3, or a mixture thereof, a surface active agent, and at least one other compound having a higher polarity than 1,1,1,2-tetrafluoroethane according to the Kauri-butanol value.
- View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
- 15. An aerosol formulation comprising a medicament, a propellant comprising 1,1,1,2-tetrafluoroethane, a surface active agent, and at least one other compound having a higher polarity than 1,1,1,2-tetrafluoroethane according to Kauri-butanol value, the formulation being free of chlorofluorocarbons.
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29. An aerosol formulation comprising:
- a medicament, a propellant comprising 1,1,1,2-tetrafluoroethane and less than 5% by weight of CHClF2, CH2 F2, CF3 CH3, or a mixture thereof, a surface active agent, and isopropyl myristate.
Specification