AZELASTINE SALT, PREPARATION THEREOF, DRUG CONTAINING SAME AND HAVING ASTHMA-PREVENTIVE, ANTI-ALLERGIC, ANTIHISTAMINIC, ANTI-INFLAMMATORY, AND CEL-PROTECTIVE ACTION, AND PREPARATION OF SAID DRUG

摘要

The present invention relates to salts of azelastine having improved solubility in water. The salts of the present invention are prepared by reacting azelastine with acetic acid, gluconic acid, lactic acid, or malic acid. The azelastine salts are effective in providing a cytoprotective effect.