Mizolastine (Mizollen) is a once-daily, non-sedating

antihistamine Antihistamines are drugs which treat allergic rhinitis, common cold, influenza, and other allergies. Typically, people take antihistamines as an inexpensive, generic (not patented) drug that can be bought without a prescription and provides re ...

. It blocks H₁ receptors and is commonly fast-acting. It does not prevent the actual release of histamine from mast cells, it only prevents histamine from binding to receptors. Side effects can include dry mouth and throat.

References

Benzimidazoles H1 receptor antagonists Fluoroarenes Peripherally selective drugs Piperidines Pyrimidones {{respiratory-system-drug-stub