The present invention relates to salts, hydrates, and polymorphs of bicyclic heteroaryl compounds, and pharmaceutical compositions thereof, which may be useful as inhibitors of H
4
R for the treatment or prevention of diseases including allergic rhinitis.
本发明涉及二环杂芳基化合物的盐、
水合物和多晶形式,以及它们的制药组合物,可用作H4R
抑制剂,用于治疗或预防包括过敏性鼻炎在内的疾病。