<p><span style="color: rgb(63, 63, 70); font-family: ui-sans-serif, system-ui, sans-serif, &quot;Apple Color Emoji&quot;, &quot;Segoe UI Emoji&quot;, &quot;Segoe UI Symbol&quot;, &quot;Noto Color Emoji&quot;;">Viagra is a popular medication used to treat erectile dysfunction for up to 4 hours.</span></p>