Whether the combination is possible in taking antihistamines for systemic effects?

Question

Good afternoon! I am a doctor and I myself with childhood atopic rhinitis and asthma, in the last 30 years, I get along Intaglio at the moment after suffering acute respiratory viral infections and viral rhinitis appeared systemic allergy, which overlapped with atopic rhinitis, I picked up the lane to receive wasps Deza was too good about blocking all components of allergic inflammation, but there was a stuffy nose (allergic edema with complete blockage of nasal breathing) .When I realized that it was an allergic reaction, then tested and It took me 8 Kromoglina doses, in order to recover slightly nasal breathing, I want to ask whether it is possible to add a second antihistamine to Dezalu (5 mg) may a short-acting, and mainly with protivoekssudativnoe component, and what preparation you recommend, because preparations containing glucocorticoids, I strongly I will not take?