智通财经APP讯，中关村(000931.SZ)发布公告，公司下属公司北京华素制药股份有限公司(以下简称：北京华素)于近日收到国家药品监督管理局(以下简称：国家药监局)签发的《受理通知书》，盐酸羟考酮缓释片(规格：40mg)上市许可申请获得受理。
据悉，盐酸羟考酮缓释片临床上用于治疗严重到需要长期持续、每天按时使用阿片类药物治疗、且替代治疗不能充分缓解的疼痛。盐酸羟考酮是一种纯阿片受体激动剂，对μ受体具有相对的选择性，在更高剂量时也能与其它阿片受体结合;羟考酮的主要治疗作用为镇痛。本品的原研药于2021年在中国境内获批上市，目前境内已有2家仿制药获批上市，1家国内企业已递交上市许可申请，北京华素是第4家提交本品仿制药上市许可申请的境内企业。截至本公告披露日，盐酸羟考酮缓释片项目已累计投入研发费用1,391.18万元。
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