Norinyl 1+35 is a combination contraceptive containing 2 hormones, norethisterone and ethinyl estradiol, that are used to prevent pregnancy.
Indications for use
Norinyl 1+35 is used as a contraceptive agent. It’s also used for dysmenorrhea (menstrual disorders), dysfunctional bleeding, amenorrhea, hypermenorrhea (a menstrual disorder characterized by prolonged and abundant menstruation), hirsutism (excess body hair in women of the male type), skin and hair disease in women (acne).
Mechanism of action
The drug has a contraceptive effect due to the inhibition of ovulation.
Dosage and mode of application
You should start taking Norinyl 1+35 on the first day of the menstrual period. Take 1 tablet daily for 28 days in a row. Do not make any breaks between packs. After delivery, the drug is started after 4 weeks.
The drug should be discontinued 4-6 weeks prior to surgery and resumed no earlier than 2 weeks after it.
Overdose may cause nausea or vaginal bleeding. If you took an excessive dose of the drug and have such symptoms, seek emergency medical attention.
At the beginning of treatment, Norinyl 1+35 can cause the following side effects:
- weight gain;
- tension in the area of the mammary glands.
These phenomena diminish during treatment or disappear completely.
In rare cases, the preparation may cause a severe headache, acute visual impairment, symptoms of thromboembolic diseases (vascular impairment), jaundice, myomas (benign tumor originating from muscle tissue), a sharp increase in blood pressure.
The drug cannot be used in the case of pregnancy, hormone-dependent tumors of the uterus and mammary glands, severe liver dysfunction, sickle cell anemia (hereditary hemolytic anemia – increased red blood cell breakdown), diabetic angiopathy (damage to the walls of blood vessels due to an increase in blood sugar levels), hyperlipoproteinemia (increased blood lipoproteins), hypercholesterolemia (high cholesterol), thromboembolic processes (vascular impairment), otosclerosis (progressive reduction of hearing and tinnitus), hypertension (persistent increase in blood pressure), epilepsy, as well as smoking women over 35 years of age.
When used simultaneously with barbiturates, rifampicin, ampicillin, griseofulvin, butadiene, antiepileptic drugs, Norinyl 1+35 may be less effective. When taking the drug on the background of antidiabetic therapy, glucose tolerance may change.
Pregnancy and breastfeeding
Pregnant or breastfeeding women should not use this drug.
What if I miss a pill?
- If you missed 1 pill during Week 1, 2 or 3, take the missed pill as soon as you remember it;
- If you missed 2 active pills during Week 1 or 2, take 2 pills the day you remember and 2 pills the next day. Then return to your usual dosing mode. For the next 7 days, it’s recommended to use a barrier method of contraception (condoms, spermicide);
- If you missed 2 pills during Week 3, throw out the rest of the pills from the current pack and start a new one the same day. For the next 7 days, it’s recommended to use a barrier method of contraception (condoms, spermicide);
- If you missed 3 pills in a row during Week 1, 2 or 3, throw out the rest of the pills from the current pack and start a new one the same day. For the next 7 days, it’s recommended to use a barrier method of contraception (condoms, spermicide);
- If you missed 1 or more pills during week 4, throw them away since they are inactive and contain no hormones. Then continue taking 1 pill a day.
Vomiting or diarrhea can lead to the withdrawal of the drug from the body, therefore, in this case, you need to take one more pill of Norinyl 1+35. In addition, it’s recommended to use additional methods of preventing pregnancy.
The risk of cardiovascular complications increases with excessive smoking (especially over the age of 35).
Before taking tablets and every 6 months, you need to undergo a gynecologist’s consultation.
The drug is discontinued if the following symptoms appear: early signs of phlebitis, thrombosis, distended veins, unusual pain in the legs, chest pain during breathing or coughing, tightness in the chest, unusual headaches, sudden hearing and visual impairment, movement disorders.
The risk of thrombosis increases with hypertension.
The contraceptive is canceled with hepatitis, jaundice, itching, stagnation of bile in the bile ducts, increased epilepsy attacks, diseases associated with impaired metabolism of porphyrins/pigments).
The drug does not protect women from sexually-transmitted diseases.