METHOD OF TREATING MIDDLE EAR INFECTIONS
First Claim
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1. A method of treating a human patient comprising the steps of:
- (a) diagnosing the patient as having otitis media and an open tympanic membrane and/or having acute otitis externa in at least one ear; and
(b) topically applying into the ear canal of the patients ear an aqueous suspension composition containing a combination of ciprofloxacin and dexamethasone, wherein the composition comprises a) 0.01-0.5% (wt.) dexamethasone;
b) 0.1-0.4% (wt.) ciprofloxacin;
c) 0.1-0.9% (wt.) tonicity agent;
d) 0.01-0.2% (wt.) of a nonionic surfactant; and
e) a buffer;
wherein three or four drops of the aqueous suspension composition are administered to the patients ear twice a day, and wherein each drop is 30-35 μ
L.
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Abstract
Aqueous suspension formulations containing dexamethasone and ciprofloxacin are disclosed for the treatment of middle ear infections in human patients having an open tympanic membrane.
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23 Claims
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1. A method of treating a human patient comprising the steps of:
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(a) diagnosing the patient as having otitis media and an open tympanic membrane and/or having acute otitis externa in at least one ear; and (b) topically applying into the ear canal of the patients ear an aqueous suspension composition containing a combination of ciprofloxacin and dexamethasone, wherein the composition comprises a) 0.01-0.5% (wt.) dexamethasone;
b) 0.1-0.4% (wt.) ciprofloxacin;
c) 0.1-0.9% (wt.) tonicity agent;
d) 0.01-0.2% (wt.) of a nonionic surfactant; and
e) a buffer;
wherein three or four drops of the aqueous suspension composition are administered to the patients ear twice a day, and wherein each drop is 30-35 μ
L. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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23. A kit for treating otic infections, the kit comprising an aqueous suspension composition comprising a) 0.01-0.5% (wt.) dexamethasone;
- b) 0.1-0.4% (wt.) ciprofloxacin;
c) 0.1-0.9% (wt.) tonicity agent;
d) 0.01-0.2% (wt.) of a nonionic surfactant; and
e) a buffer, said composition in a sealed container together with instructions for use thereof, and wherein said instructions indicate that four drops of the aqueous suspension composition are administered to a patients ear twice a day and/or wherein said instructions indicate that three drops of the aqueous suspension composition are administered to a patients ear twice a day.
- b) 0.1-0.4% (wt.) ciprofloxacin;
Specification