<p>Before starting Dienogest treatment, pregnancy must be excluded. During treatment, patients are advised to use nonhormonal methods of contraception (e.g, barrier method) if contraception is required.<br />
<br />
As Dienogest is a progestogen-only preparation, it can be assumed that special warnings and special precautions for use of other progestogen-only preparations are also valid for the use of Dienogest .</p>

<ul>
	<li>Changes in Bleeding Pattern: Dienogest treatment affects the menstrual bleeding pattern in the majority of women.</li>
	<li>Hepatic Impairment: Dienogest is contraindicated in patients with present or past severe hepatic disease.</li>
	<li>Impairment of Fertility: Based on available data, ovulation is inhibited in the majority of patients during treatment with Dienogest. However, Dienogest is not a contraceptive. If contraception is required, a nonhormonal method should be used.</li>
</ul>