Alembic Pharmaceuticals Limited announced that it has received final approval from the US Food & Drug Administration (US FDA) for its Abbreviated New Drug Application (ANDA) for Nitrofurantoin Capsules, USP (Macrocrystals), 25 mg, 50 mg and 100 mg. The approved ANDA is therapeutically equivalent to the reference listed drug product (RLD), 'Macrodantin Capsules, 25 mg, 50 mg, and 100 mg, of Alvogen Malta Operations Ltd. Nitrofurantoin capsules, USP (Macrocrystals) is specifically indicated for the treatment of urinary tract infections when due to susceptible strains of Escherichia coli, enterococci, Staphylococcus aureus, and certain susceptible strains of Klebsiella and Enterobacter species.