Marviol is a monophasic combined contraceptive pill, that works by increasing the levels of oestrogen and progesterone in the body to prevent the ovaries from releasing an egg (ovum).
Some treatments contain the same active ingredient but are sold under different names. If the active ingredient and the dosage are the same, the treatments will have the same effect and work in the same way.
|Same active ingredient|
|Works in the same way|
|Often less expensive|