正则过滤html中的第一个p标签

问：应该怎么用正则过滤掉第一对p标签以及里面的内容

<div class="content">                        <p class="sherry_labels" style="margin:0 ;">　                        <a href="http://zj.admin5.com/" target="_blank">中介交易</a> <a href="http://seo.admin5.com/seozhenduan/" target="_blank">SEO诊断</a><a href="http://www.admin5.net/forum-494-1.html" title="淘宝客" target="_blank">淘宝客</a> <a href="http://www.etuan.com/" target="_blank">站长团购</a> <a href="http://yun.admin5.com/" title="云主机" target="_blank">云主机</a> <a href="http://v.admin5.com/" title="A5外包" target="_blank">A5外包</a>                        　</p><p>222</p><p><span>立即学习</span>“<a href="https://pan.quark.cn/s/cb6835dc7db1" style="text-decoration: underline !important; color: blue; font-weight: bolder;" rel="nofollow" target="_blank">前端免费学习笔记（深入）</a>”；</p><p>333</p><div class="aritcle_card flexRow">
                                                        <div class="artcardd flexRow">
                                                                <a class="aritcle_card_img" href="/ai/881" title="Luminal"><img
                                                                                src="https://img.php.cn/upload/ai_manual/001/503/042/68b6d51ebc357953.png" alt="Luminal"  onerror="this.onerror='';this.src='/static/lhimages/moren/morentu.png'" ></a>
                                                                <div class="aritcle_card_info flexColumn">
                                                                        <a href="/ai/881" title="Luminal">Luminal</a>
                                                                        <p>用AI以光速清理、转换和分析电子表格</p>
                                                                </div>
                                                                <a href="/ai/881" title="Luminal" class="aritcle_card_btn flexRow flexcenter"><b></b><span>下载</span> </a>
                                                        </div>
                                                </div><p>444</p></div>

回复讨论(解决方案)

$s =<<< TXT<div class="content">                        <p class="sherry_labels" style="margin:0 ;">　                        <a href="http://zj.admin5.com/" target="_blank">中介交易</a> <a href="http://seo.admin5.com/seozhenduan/" target="_blank">SEO诊断</a><a href="http://www.admin5.net/forum-494-1.html" title="淘宝客" target="_blank">淘宝客</a> <a href="http://www.etuan.com/" target="_blank">站长团购</a> <a href="http://yun.admin5.com/" title="云主机" target="_blank">云主机</a> <a href="http://v.admin5.com/" title="A5外包" target="_blank">A5外包</a>                        　</p><p>222</p><p><span>立即学习</span>“<a href="https://pan.quark.cn/s/cb6835dc7db1" style="text-decoration: underline !important; color: blue; font-weight: bolder;" rel="nofollow" target="_blank">前端免费学习笔记（深入）</a>”；</p><p>333</p><p>444</p></div>TXT;echo preg_replace('#<p\b.+/p>#isU', '', $s, 1);

<div class="content">                        <p>222</p><p><span>立即学习</span>“<a href="https://pan.quark.cn/s/cb6835dc7db1" style="text-decoration: underline !important; color: blue; font-weight: bolder;" rel="nofollow" target="_blank">前端免费学习笔记（深入）</a>”；</p><p>333</p><p>444</p></div>