Cycle 21 is a contraceptive pill whose active substances are levonorgestrel and ethinyl estradiol, indicated to prevent pregnancy and to regulate the menstrual cycle.
This contraceptive is produced by União Química laboratories and can be purchased in conventional pharmacies, in cartons of 21 tablets, for a price of about 2 to 6 reais.
How to use
The way to use Cycle 21 consists of taking one tablet daily, for 21 consecutive days, starting the 1st tablet on the 1st day of menstruation. After ingesting the 21 tablets, you should take a 7-day break, and menstruation should occur within 3 days after ingesting the last tablet. The new pack should start on the 8th day after the break, regardless of the duration of the period.
What to do if you forget to take
When forgetting is less than 12 hours from the usual time, take the forgotten tablet as soon as it is remembered, and take the next tablet at the usual time. In these cases, Cycle 21 contraceptive protection is maintained.
When forgetting is more than 12 hours from usual time, the contraceptive effect of Cycle 21 may be reduced. See what to do if you forget to take Cycle 21 for more than 12 hours.
Who should not use
Cycle 21 is contraindicated in children, the elderly, pregnant women, suspected pregnancy, men, patients with hypersensitivity to the components of the formula, in breastfeeding and in cases of:
- Current or previous history of deep vein thrombosis or thromboembolism; Stroke or narrowing of the vessels that support the heart; Disease of the heart valves or blood vessels; Diabetes with blood vessel involvement; High blood pressure; Breast cancer or other estrogen- known or suspected dependent; benign glandular tumor; liver cancer or liver disorders.
In these situations it is not recommended to take this medication. Learn about other contraceptive methods.
Possible side effects
The most common side effects that may occur during treatment with Cycle 21 are vaginitis, candidiasis, mood swings, depression, changes in sexual appetite, headache, migraine, nervousness, dizziness, nausea, vomiting, abdominal pain, acne, escape bleeding, pain, tenderness, enlargement and secretion of the breasts, changes in menstrual flow, absence of menstruation, fluid retention and changes in weight.
