Observations of the clinical trial of tropin-4-chlorobenzhydryl ether hydrochloride.
D018926:Anti-Allergic Agents; D001249:Asthma / Q000628:therapy*; D004986:Ether; D004987:Ethers; D006634:Histamine H1 Antagonists / Q000627:therapeutic use*; D006801:Humans; D006255:Rhinitis, Allergic, Seasonal / Q000628:therapy*; D014581:Urticaria / Q000628:therapy*
D018926:Anti-Allergic Agents; D004987:Ethers; D006634:Histamine H1 Antagonists; D004986:Ether
ANTIHISTAMINICS/therapeutic use; ASTHMA/therapy; HAY FEVER/therapy; URTICARIA/therapy