Levonorgestrel tablets
Function and Efficacy
This product is a fast-acting, short-acting contraceptive. Its contraceptive mechanism is to significantly inhibit ovulation and prevent the implantation of fertilized eggs, and increase the viscosity of cervical mucus and the resistance to sperm penetration, thereby exerting a fast-acting contraceptive effect.
Ingredients
The optically active part of levonorgestrel is 1 times more active than norgestrel, so the dosage can be halved and the adverse reactions are relatively weakened. It is currently a widely used oral contraceptive.
| Name | Description | Content | CAS NO. | Manufacturer |
|---|---|---|---|---|
| LevonorgestrelIngredients |
Significantly inhibit ovulation and prevent fertilized eggs from implanting, and increase the consistency of cervical mucus and the resistance of sperm penetration, thus playing a quick-acting contraceptive role More |
797-63-7 | 18 |
Appearance
This product is white tablets.
Indication
Used for emergency contraception in women, that is, when there is no protection or other contraceptive methods fail accidentally.
Usage and Dosage
Within 72 hours of unprotected sexual intercourse or contraceptive failure, the earlier the medicine is taken, the better the effect of preventing pregnancy. Take 1 tablet orally at a time.
Adverse Reactions
1. Menstrual changes may be seen, most of which are early or late menstruation in the month of taking the medicine. 2. Mild nausea, vomiting, breast tenderness, headache, dizziness, phlegm and other symptoms may be seen. Generally, no treatment is required and they will disappear on their own after 24 hours. If the symptoms are severe or persist, consult a doctor. 3. Abnormal uterine bleeding may occur. If the bleeding does not disappear on its own, you should go to the hospital for treatment in time and be alert to the presence of ectopic pregnancy.
Precautions
1. It is contraindicated for patients with known or suspected pregnancy. 2. It is contraindicated for patients with breast cancer, reproductive organ cancer, liver dysfunction or recent history of liver disease or jaundice, venous thrombosis, cerebrovascular accident, hypertension, cardiovascular disease, diabetes, hyperlipidemia, depression and women over 40 years old.
Special Population Medication
Precautions for children: Precautions for pregnancy and lactation: Pregnant and lactating women are prohibited. Precautions for the elderly:
Drug Interactions
If you are taking other medicines, especially phenobarbital, phenytoin sodium, rifampicin, carbamazepine, macrolide antibiotics, imidazole antifungal drugs, cimetidine and antiviral drugs, please consult your physician or pharmacist before using this product.
Storage
Keep in airtight container and away from light.
Packaging Specification
1.5 mg
Validity Period
60 months.
Manufacturer
China Resources Zizhu Pharmaceutical Co., Ltd.
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Founded in:
1980-11-26 -
Address:
Building 18, No. 27 Chaoyang North Road, Chaoyang District, Beijing -
Tax NO.:
91110000101939631P -
Registered Funds:
660.6396 million yuan -
Website:
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Email: