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

这些都被称之替丁，管称这些药物或含有致癌化学分。

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， 美国食品和药物管求将所有替丁药物（通常以 Zantac 品牌出售）下架， 因它们含有一种已知的致癌物质。