Qualitest Pharmaceuticals Receives FDA Approval for Myzilraâ¢ Tablets (Levonorgestrel and Ethinyl Estradiol Tablets, USP),  0.05 mg/0.03 mg, 0.075 mg/0.04 mg, 0.125 mg/0.03 mg (28 - Day TriPhasic Regimen)