Ulipristal Acetate
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Drug Status
Government Approvals
US(FDA), UK(BNF)
WHO Essential Medicine
YES
Known Teratogen
NO
Pharmaceutical Class
Progesterone Agonist/Antagonist
Controlled Drug Substance
No
ulipristal acetate
Summary
Ulipristal acetate is used for emergency contraception, which is a method to prevent pregnancy after unprotected sex or contraceptive failure. It is not intended for regular contraceptive use.
Ulipristal acetate works by delaying ovulation, which is the release of an egg from the ovary, to prevent pregnancy. It belongs to a class of drugs called selective progesterone receptor modulators, which affect hormone levels.
The usual dose of ulipristal acetate for emergency contraception is a single 30 mg tablet taken orally, which means by mouth, as soon as possible within 120 hours (5 days) after unprotected intercourse.
Common side effects of ulipristal acetate include headache, nausea, and abdominal pain, which refers to discomfort in the stomach area. These effects are usually mild and temporary.
Ulipristal acetate should not be used if you are pregnant, as it may harm the developing fetus. It is not recommended for regular contraception. Avoid using it if you have a history of allergic reactions to its ingredients.
Indications and Purpose
How does Ulipristal acetate work?
Ulipristal acetate works by delaying ovulation, which is the release of an egg from the ovary. It belongs to a class of drugs called selective progesterone receptor modulators. By preventing or delaying ovulation, it reduces the chance of fertilization and pregnancy after unprotected sex. It's effective for emergency contraception when taken within 120 hours (5 days) after intercourse.
Is Ulipristal acetate effective?
Ulipristal acetate is effective for emergency contraception. It works by delaying ovulation, which is the release of an egg from the ovary, to prevent pregnancy after unprotected sex. Clinical studies show it significantly reduces the risk of pregnancy when taken within 120 hours (5 days) after intercourse. It's important to take it as soon as possible for the best results. Always follow your doctor's advice for emergency contraception.
What is Ulipristal acetate?
Ulipristal acetate is a medication used for emergency contraception. It belongs to a class of drugs called selective progesterone receptor modulators, which work by delaying ovulation to prevent pregnancy after unprotected sex. It's used as a single-dose treatment and is effective when taken within 120 hours (5 days) after intercourse. Ulipristal acetate is not intended for regular contraceptive use.
Directions for Use
For how long do I take Ulipristal acetate?
Ulipristal acetate is used as a single-dose treatment for emergency contraception. You take it once, as soon as possible within 120 hours (5 days) after unprotected sex. It's not intended for regular contraceptive use. If you have questions about ongoing contraception, talk with your doctor. They can help you choose a suitable method for your needs.
How do I dispose of Ulipristal acetate?
Dispose of ulipristal acetate by taking it to a drug take-back program or collection site at a pharmacy or hospital. If these options aren't available, you can throw it in the trash at home. First, remove it from its original container, mix it with something undesirable like used coffee grounds, seal the mixture in a plastic bag, and throw it away. This helps prevent accidental ingestion or environmental harm.
How do I take Ulipristal acetate?
Take ulipristal acetate as directed by your doctor. It's usually taken as a single dose. You can take it with or without food. Swallow the tablet whole; do not crush or chew it. If you miss a dose, contact your healthcare provider for advice. Avoid alcohol while taking this medication, as it may interfere with its effectiveness. Always follow your doctor's specific instructions regarding the use of ulipristal acetate.
How long does it take for Ulipristal acetate to start working?
Ulipristal acetate starts working soon after you take it, but you won't have immediate signs that it's working. It's effective for emergency contraception when taken within 120 hours (5 days) after unprotected sex. The main indicator of its effectiveness is not becoming pregnant. If your period is more than a week late, consider taking a pregnancy test. Always follow your doctor's advice for emergency contraception.
How should I store Ulipristal acetate?
Store ulipristal acetate at room temperature, away from moisture and light. Keep it in its original packaging until you're ready to take it. Avoid storing it in humid places like bathrooms, as moisture can affect its effectiveness. Keep it out of reach of children to prevent accidental ingestion. Check the expiration date regularly and dispose of any expired medication properly.
What is the usual dose of Ulipristal acetate?
The usual dose of ulipristal acetate for emergency contraception is a single 30 mg tablet taken as soon as possible within 120 hours (5 days) after unprotected intercourse or contraceptive failure. It's important to follow your doctor's instructions and not exceed the recommended dose. Ulipristal acetate is not intended for regular contraceptive use. Always consult your healthcare provider for personalized dosing advice.
Warnings and Precautions
Can I take Ulipristal acetate with other prescription drugs?
Ulipristal acetate may interact with certain medications, such as those that induce liver enzymes like rifampin, which can reduce its effectiveness. It's important to inform your doctor about all medications you are taking, including over-the-counter drugs and supplements. This helps prevent interactions and ensures your treatment is safe and effective. Always follow your doctor's advice regarding medication use.
Can Ulipristal acetate be taken safely while breastfeeding?
Ulipristal acetate is not recommended while breastfeeding. It may pass into breast milk and affect the nursing infant. If you need emergency contraception while breastfeeding, talk with your doctor about safer options. They can help you choose a method that protects both you and your baby while meeting your contraceptive needs.
Can Ulipristal acetate be taken safely while pregnant?
Ulipristal acetate is not safe to use during pregnancy. It may harm the developing fetus. If you suspect you are pregnant, do not take ulipristal acetate and consult your doctor for advice. If you become pregnant after taking ulipristal acetate, contact your healthcare provider for further guidance and prenatal care options.
Does Ulipristal acetate have adverse effects?
Adverse effects are unwanted reactions to a medication. With ulipristal acetate, common adverse effects include headache, nausea, and abdominal pain. These effects are usually mild. Serious adverse effects are rare but can include allergic reactions. If you experience severe symptoms or signs of an allergic reaction, such as difficulty breathing or swelling, seek medical attention immediately. Always inform your doctor about any new or worsening symptoms.
Does Ulipristal acetate have any safety warnings?
Yes, ulipristal acetate has safety warnings. It should not be used if you are pregnant, as it may harm the developing fetus. It's not recommended for regular contraception. If you experience severe abdominal pain, seek medical attention, as this could indicate an ectopic pregnancy, which is when a fertilized egg implants outside the uterus. Always follow your doctor's advice and report any unusual symptoms.
Is it safe to drink alcohol while taking Ulipristal acetate?
It's best to avoid alcohol while taking ulipristal acetate. Alcohol can interfere with the effectiveness of the medication and may increase the risk of side effects like dizziness or nausea. If you do choose to drink, limit your alcohol intake and be aware of any warning signs like feeling unwell. Talk with your doctor about alcohol use while taking ulipristal acetate for personalized advice.
Is it safe to exercise while taking Ulipristal acetate?
Yes, it's safe to exercise while taking ulipristal acetate. This medication doesn't typically affect your ability to exercise. However, if you experience side effects like dizziness or nausea, take it easy and rest if needed. Listen to your body and avoid strenuous activities if you don't feel well. If you have concerns about exercising while taking ulipristal acetate, talk with your doctor.
Is it safe to stop Ulipristal acetate?
Ulipristal acetate is used as a single-dose treatment for emergency contraception, so there's no ongoing use to stop. If you have concerns about its effects or need further contraception advice, talk with your doctor. They can provide guidance on other contraceptive options and ensure your reproductive health needs are met safely.
Is Ulipristal acetate addictive?
Ulipristal acetate is not addictive or habit-forming. It doesn't cause dependency or withdrawal symptoms when you stop taking it. This medication works by affecting hormone levels to prevent pregnancy after unprotected sex. It doesn't affect brain chemistry in ways that could lead to addiction. You won't experience cravings for this medication or feel compelled to take more than prescribed.
Is Ulipristal acetate safe for the elderly?
Ulipristal acetate is generally safe for elderly individuals, but they may be more sensitive to its effects. The elderly are more vulnerable to side effects due to age-related changes in metabolism and organ function. It's important for elderly patients to discuss their overall health and any medications they are taking with their doctor to ensure ulipristal acetate is safe for them.
What are the most common side effects of Ulipristal acetate?
Side effects are unwanted reactions to a medication. Common side effects of ulipristal acetate include headache, nausea, and abdominal pain. These effects are usually mild and temporary. If you notice new symptoms after taking ulipristal acetate, they might be temporary or unrelated to the medication. Talk with your doctor if you have concerns or if the side effects persist.
Who should avoid taking Ulipristal acetate?
Ulipristal acetate should not be used if you are pregnant, as it may harm the developing fetus. It's not recommended for regular contraception. If you have a history of allergic reactions to ulipristal acetate or its ingredients, avoid using it. Always consult your doctor about any health conditions or medications you are taking to ensure ulipristal acetate is safe for you.
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