The present invention is directed to anti-sense microRNA-328 in a form of oligodeoxyribonucleotides, or locked nucleic acid (LNA)-modified, and phosphorothioated (PS) bond-modified oligonucleotides. The present invention is also directed to a pharmaceutical composition comprising the anti-sense microRNA-328 composition and a pharmaceutically acceptable carrier. The present invention is further directed to a method for preventing or treating myopia by administering to a subject the anti-sense microRNA-328 composition. A preferred route of administration is topical administration to the eyes.