"With the satisfactory closure of observations in the warning letter and the lifting of the import alert, Dr Reddy's can now start importing products to the US from this facility," the company said. Hyderabad-based firm's Mexico facility was inspected by USFDA in November 2010. Based on observations by the USFDA, a warning letter was issued to the company on June 14, 2011, the company said, adding that the company worked with health regulator to resolve the observations in the warning letter. "An inspection report after the last inspection from March 26-30, 2012 indicated that they are satisfied with all the outstanding action points that Dr Reddy's has submitted," it added. The Mexico facility produces intermediates and active pharmaceutical ingredients. Shares of Dr Reddy's Laboratories today closed at Rs 1,621.10 apiece on the BSE, down 0.10% from its previous close.