AMITYVILLE, N.Y.--(BUSINESS WIRE)--Hi-Tech Pharmacal Co., Inc. (NASDAQ: HITK), a specialty pharmaceuticals company, announced today that the US Food and Drug Administration, (FDA) granted final approval for the Company’s Abbreviated New Drug Application, (ANDA) for ranitidine syrup 15mg/mL, the generic for GlaxoSmithKline’s Zantac® syrup. Ranitidine syrup had sales of $21 million for the 12 months ended December 2010 according to IMS sales data. The product is indicated for the treatment of duodenal ulcers.