Take your pills as prescribed. If your package of Marvelon 28 does not include a day-of-the-week sticker, you can: Keep track of your daily pill intake and consider using ways to remind yourself to take them, such as a daily alarm on a cellphone; Go to your pharmacy to request day-of-the week stickers. Merck Canada Inc. will start the distribution of the stickers to Canadian pharmacies the week of September 11, 2018; or Contact Merck Canada Inc. directly at 1-800-567-2594 ext. 3, or by e-mail at medinfocanada@merck.com , to request day-of-the-week stickers. Talk to a health care professional if you have questions or concerns about your birth control product, including about missed doses. Report adverse events related to health products to Health Canada by calling toll-free at 1-866-234-2345, or by reporting online, by mail or by fax . Report complaints about health products to Health Canada by calling toll-free at 1-800-267-9675, or complete an online complaint form .