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It has been recognized for over 50 years that combined oral contraceptives (COCs) are also capable of offering health benefits beyond contraception through the treatment and prevention of several gynaecological and medical disorders.
If you take a combined contraceptive pill, you can delay your period by taking two packets back to back. How you do this will depend on which pill you take. For example: 1  monophasic 21-day pill â you take a combined pill for 21 days, followed by seven days without pills, when you have a bleed.