Walgreen, Kroger, Albertsons, HEB sue Allergan over dry-eye drug
May 16, 2018 at 17:52 PM EDT
NEW YORK, May 16 (Reuters) - Allergan Inc was sued on Wednesday by four large U.S. retailers that accused the drugmaker of antitrust violations for trying to stop rivals from selling generic versions of Restasis, its medication to treat dry-eye disease.
