Unichem Laboratories Limited is pleased to announce that it has received final Approval for its ANDA, Tadalafil Tablets, 2.5 mg, 5 mg 10 mg and 20 mg from the United States Food and Drug Administration (USFDA) for a generic version of ELI LILLY's Cialis(r), 2.5 mg, 5 mg, 10 mg and 20 mg.