Zantac Recall Widens as Sanofi Pulls Its Drug Over Carcinogen Fears.

The company’s announcement follows decisions by Walgreens, CVS and others to remove the drug from their shelves and after other manufacturers recalled their products.

Zantac Sales Halted by Walgreens and CVS Over Carcinogen Fears.

The pharmacy chains pulled the heartburn medication from shelves after the Food and Drug Administration warned that it had detected low levels of a cancer-causing chemical in samples of the drug.

Zantac Has Low Levels of a Cancer-Causing Chemical, the F.

The chemical, NDMA, is the same one found in the blood pressure drug valsartan, which led to widespread recalls last year.