Mercilon: The active substances are: ethinyl estradiol (0.020 mg) and desogestrel (0.150 mg).
Mercilon 28: The active substances are: in the large tablets: ethinyl estradiol (0.020 mg) and desogestrel (0.150 mg); in the smaller tablets: no active ingredients.
Excipients/Inactive Ingredients: colloidal anhydrous silica; lactose monohydrate; potato starch; povidone; stearic acid; all-rac-alpha-tocopherol.
In the smaller tablets (for Mercilon 28 only): lactose monohydrate; potato starch; magnesium stearate.