| 摘要 |
<p>A method of chemical castration of, and contraception in, male animals having external testes. A particular dosage of a mono- or dicarboxylic acid having up to 4 carbon atoms, a hydroxy-substituted analogue or anhydride thereof is injected into the genitalia of the animal. This method is safe, rapid, and practical, without any of the disadvantages and complications that call arise in surgical castration.</p> |
