Dr Reddy`s has received tentative approval from the US Food & Drug Administration (USFDA) to manufacture and market for Valacyclovir Hydrochloride tablets in strengths 500 mg and 1000 mg.

Valacyclovir Hydrochloride (Valtrex) is used to treat certain herpes infections, including herpes zoster (the painful rash known as shingles), genital herpes, and herpes cold sores on the face and lips.

Recently, the company has received final approval from the US Food & Drug Administration (USFDA) to manufacture and market for Omeprazole Magnesium capsules in strengths EQ 20 mg.

Shares of the company closed down Rs 3.35, or 0.43%, at Rs 777.85. The total volume of shares traded at the BSE was 100,701 (Tuesday).