ClemastineHistamine H1 AntagonistsHistamine H1 Antagonists, Non-SedatingSneezingHistamine AntagonistsAnti-Allergic AgentsCetirizineKetotifenLoratadinePyrrolidinesChlorpheniramineTerfenadineUrticariaAstemizoleTriprolidineMaximal Expiratory Flow RateDiphenhydramineButyrophenonesDibenzoxepinsCommon ColdHistamineAerosolsCyproheptadineDoxepinRhinitis, Allergic, Perennial