JSFiddle - React, Tailwind, and code Playground
HTML
<select>
<option value="empty"></option>
<option value="not empty">Not empty</option>
</select>
JavaScript
$('select option:empty').remove();
<select>
<option value="empty"></option>
<option value="not empty">Not empty</option>
</select>
$('select option:empty').remove();