摘要 |
<p>A drug preparation to be administered by a medicament administration device, which can maintain high stability of a physiologically active substance. In preparing pharmaceutical preparations for mucosal application, particularly a pharmaceutical preparation to be inhaled by utilizing a jet nebulizer, an ultrasonic nebulizer, a constant rate sprayer, or a powder inhaler, the adoption of the step of contact with liposome or lipid microspheres in an aqueous medium enables a physiologically active substance to be highly stabilized.</p> |