Do you know if the fluid/dizziness are from allergies for sure? You might want to discuss this with your Allergist, and also maybe an ENT (Ear-Nose-Throat specialist). Infections can occur in the sinuses & back up into the eustacean tube. This can cause fluid and dizziness, and with your medication cocktail, the symptoms of infection may be somewhat masked/less severe than what is truely going on.
Gluten & Sulfite Sensitivity, Many Food/Inhalant/Medication Allergies & Intolerances, Asthma, Gut issues (dysmotility, non-specific inflammation), UCTD (Lupus?), Osteoporosis, Anemia, T- & B-Cell Lymphopenia, malabsorption/malnutrition, Lyme Disease (Igenex Lab IgM WesternBlot positive/CDC negative), etc.
Meds: Pulmicort, Injectable Vitamin B12, Herbs, Nutritional Supplements, Homeopathy.