emulsion containing 0 2 by weight of cyclosporin a in a castor oil water containing carrier after such treatment the aphthous ulcers are resolved a male patient age 52 presents with a number of abnormal lesions emanating from the nasal mucosa nasal polyps a composition containing 0 2 by weight of cyclosporin a and a conventional carrier in the form of a nasal spray is topically applied to the lesions three times a day for two weeks after such treatment the patient reports that the lesions have apparently been reduced in size because they cause less interference with air intake through the nose a male patient age 35 is diagnosed with sinusitis a composition containing 0 2 by weight of cyclosporin a and a conventional carrier in the form of a nasal spray is topically applied to the affected sinuses three times a day for two weeks after such treatment the patient reports that at least one symptom of the sinusitis is reduced a female patient age 50 is diagnosed with an inflamed iris or iritis a composition in the form of an emulsion containing 0 1 by weight of cyclosporin a in a castor oil water containing carrier is applied to the affected eye of the patient twice daily for two weeks after such treatment the iritis is resolved a male patient age 45 is diagnosed with a carcinoid lung tumor a suitable composition containing 0 3 cyclosporin a is injected into the affected area such injection is repeated twice.