They are all versions of a drug known as ranitidine, and the FDA says they may be tainted with a cancer-causing chemical.

这些都被称之为雷尼替丁，管理局称这些药物或有癌化学分。

In April 2020, the Food and Drug Administration called for all ranitidine drugs (often sold under the brand name Zantac) to be pulled from store shelves because they contained a known carcinogen.

2020 年 4 月， 美国食品和药物管理局要求将所有雷尼替丁药物（通常以 Zantac 品牌出售）下架， 因为它们有一种已知的癌物质。