Method of applying an aerosol to the eye
First Claim
1. IN A METHOD OF ADMINISTERING A UNIT DOSAGE OF MEDICATION TO THE EYE OF AN ANIMAL, THE IMPROVEMENT OF PROVIDING A BODY OF LIQUID CONTAINING THE MEDICATION IN A PROPELLANT UNDER SUPERATMOSPHERIC PRESSURE, SAID PROPELLANT BEING GASEOUS UNDER AMBIENT TEMPERATURE AND PRESSURE, AND, WHILE STILL UNDER SUPERATMOSPHERIC PRESSURE ISOLATING A SMALL PORTION OF ABOUT 10 MG. TO 1 G. OF SAID LIQUID CONTAINING A UNIT DOSAGE OF MEDICATION, AND THEN RELEASING SAID PORTION AGAINST THE EYE AT AMBIENT ATMOSPHERIC TEMPERATURE AND PRESSURE, 20% TO 75% OF SAID LIQUID BEING THE MEDICATION AND THE BALANCE OF 25% TO 80% BEING A POLYHALOGENATED LOWER ALKANE REFRIGERANT PROPELLANT, THE MEDICATION COMPRISING 0.01% TO 1% METHYL VIOLET IN AN INERT SOLVENT SOLUTION, THE RATIO OF MEDICATION TO PROPELLANT BEING SUFFICIENT TO EFFECT THE APPLICATION OF THE UNIT DOSAGE TO THE EYE USING LESS PROPELLANT THAN THE AMOUNT WHICH WOULD LOWER THE EYE TEMPERATURE MORE THAN 10*F. UPON BEING SO RELEASED AGAINST THE EYE.
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1 Claim
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1. IN A METHOD OF ADMINISTERING A UNIT DOSAGE OF MEDICATION TO THE EYE OF AN ANIMAL, THE IMPROVEMENT OF PROVIDING A BODY OF LIQUID CONTAINING THE MEDICATION IN A PROPELLANT UNDER SUPERATMOSPHERIC PRESSURE, SAID PROPELLANT BEING GASEOUS UNDER AMBIENT TEMPERATURE AND PRESSURE, AND, WHILE STILL UNDER SUPERATMOSPHERIC PRESSURE ISOLATING A SMALL PORTION OF ABOUT 10 MG. TO 1 G. OF SAID LIQUID CONTAINING A UNIT DOSAGE OF MEDICATION, AND THEN RELEASING SAID PORTION AGAINST THE EYE AT AMBIENT ATMOSPHERIC TEMPERATURE AND PRESSURE, 20% TO 75% OF SAID LIQUID BEING THE MEDICATION AND THE BALANCE OF 25% TO 80% BEING A POLYHALOGENATED LOWER ALKANE REFRIGERANT PROPELLANT, THE MEDICATION COMPRISING 0.01% TO 1% METHYL VIOLET IN AN INERT SOLVENT SOLUTION, THE RATIO OF MEDICATION TO PROPELLANT BEING SUFFICIENT TO EFFECT THE APPLICATION OF THE UNIT DOSAGE TO THE EYE USING LESS PROPELLANT THAN THE AMOUNT WHICH WOULD LOWER THE EYE TEMPERATURE MORE THAN 10*F. UPON BEING SO RELEASED AGAINST THE EYE.
Specification
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Current AssigneePhilip Wittlinger
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Original AssigneePhilip Wittlinger
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InventorsWittlinger, Philip
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Application NumberUS03/707,545Time in Patent Office1,246 DaysField of SearchUS Class Current424/45CPC Class CodesA61H 35/02 for the eyesB65D 83/54 Metering valves ; Metering ...
