If you have been given itraconazole liquid medicine, take your doses at least an hour before meals or wait until two hours afterwards. If you are taking the medicine for a mouth infection, swish the liquid around your mouth for a little while before you swallow it. Oral thrush occurs when a yeast infection develops on the inside of your mouth and on your tongue. This condition is also known as oral candidiasis, oropharyngeal candidiasis, or, simply, thrush. Oral thrush is an infection caused by a fungus called Candida, which can occur in the mouth and the throat. This fungus, or yeast, is the same one which causes nappy rashes in babies, rashes between skin folds, and vaginal thrush. Itraconazole oral solution is only used to treat oropharyngeal or esophageal candidiasis (thrush, oral thrush). Itraconazole capsule is used to treat fungal infections, such as aspergillosis (fungal infection in the lungs), blastomycosis (Gilchrist’s disease), histoplasmosis (Darling’s disease), or onychomycosis (fungal infection in the fingernails or toenails). Itraconazole tablet is only. For oral thrush, apply the dye by using a cotton swab. Dip the swab in the dye and coat the spots of Candida in the mouth. Avoid swallowing the drug as it can upset the stomach. Dip the swab in the dye and coat the spots of Candida in the mouth. Itraconazole is used to treat serious fungal or yeast infections. Itraconazole oral solution is only used to treat oropharyngeal or esophageal candidiasis (thrush, oral thrush). Comparative studies of itraconazole solution and fluconazole indicated similar types and incidences of side effects, but higher withdrawal frequencies with itraconazole solution. 57,58,59,60 In HIV-positive patients with oral or oropharyngeal candidosis, treatment discontinuations as a result of adverse events occurred in only one of 60 patients treated with fluconazole, but in seven of 119. Detailed Itraconazole dosage information for adults and children. Includes dosages for Vaginal Candidiasis, Oral Thrush, Onychomycosis - Toenail and more; plus renal, liver and dialysis adjustments. itraconazole thrush Descriptions. Itraconazole is used to treat serious fungal or yeast infections. Itraconazole oral solution is only used to treat oropharyngeal or esophageal candidiasis (thrush, oral thrush). Itraconazole oral solution is only used to treat oropharyngeal or esophageal candidiasis (thrush, oral thrush). Itraconazole capsule is used to treat fungal infections, such as aspergillosis (fungal infection in the lungs), blastomycosis (Gilchrist’s disease), or histoplasmosis (Darling’s disease). Sporanox® capsule is also used to treat onychomycosis (fungal infection in the fingernails.