Mesigyna is an injectable contraceptive, containing two hormones, noretisterone enanthate and estradiol valerate, indicated to prevent pregnancy.
This medicine should be administered by a healthcare professional every month and is also available generically. Both can be purchased from pharmacies for a price of between 11 and 26 reais, upon presentation of a prescription.
- Mesigyna should be administered intramuscularly.
- Preferably in the gluteal region.
- Immediately after preparation.
- Every 30 days.
- However it can be administered 3 days before or 3 days later.
The first injection should be given on the first day of menstruation, if the woman does not use any contraception If the person is undergoing a combined oral contraceptive, vaginal ring or transdermal device, she should start with Mesigyna immediately after taking the last active tablet. on the package or the day the transdermal ring or device is removed.
If the woman takes a minipill, the injection can be given any day, however, a condom should be used within 7 days of the change of contraceptive.
Mesigyna should not be used in women with hypersensitivity to any of the formula components, history of thrombosis or pulmonary embolism, heart attack or stroke, high risk of clot formation, history of severe migraine, diabetes mellitus with blood vascular lesions, a history of liver disease or tumor, a history of cancer that can develop due to sex hormones, in case of unexplained vaginal bleeding , pregnancy or suspected pregnancy.
In addition, this contraceptive should be used with caution in people with a history of heart problems.
Learn about other birth control methods used to prevent pregnancy
The most common side effects that can occur during treatment with Mesigyna are nausea, abdominal pain, increased body weight, headache, depression or mood and pain changes, and hypersensitivity to the breasts.
In addition, although it is rarer, vomiting, diarrhea, water retention, migraines, decreased sex drive, increased breast size, rashes and hives may also occur.
One of the most common side effects caused by Mesigyna contraceptive is weight gain, so some women are likely to gain weight during treatment.