Mirena

— THERAPEUTIC CATEGORIES —
  • Contraception
  • Menorrhagia

Mirena Generic Name & Formulations

General Description

Levonorgestrel 52mg; intrauterine system.

Pharmacological Class

Progestin IUD.

How Supplied

System—1

Manufacturer

Generic Availability

NO

Mirena Indications

Indications

Intrauterine contraception for up to 8yrs.

Mirena Dosage and Administration

Adult

See full labeling. Insert into uterine cavity as directed. Reexamine 4–6wks after insertion and once a year thereafter, or as clinically indicated. Replace after 8yrs.

Children

Pre-menarche: not indicated.

Mirena Contraindications

Contraindications

For use as post-coital contraception. Congenital or acquired uterine anomaly, including fibroids. Acute or history of pelvic inflammatory disease (PID) unless subsequent intrauterine pregnancy occurred. Postpartum endometritis or septic abortion in past 3months. Uterine or cervical neoplasia. Breast or other progestin-sensitive cancer. Uterine bleeding of unknown cause. Untreated acute cervicitis or vaginitis. Acute liver disease or liver tumor. Conditions associated with increased susceptibility to pelvic infections. Retained IUD. Pregnancy.

Mirena Boxed Warnings

Not Applicable

Mirena Warnings/Precautions

Warnings/Precautions

History or risk of ectopic pregnancy. Assure suitable uterine anatomy before inserting. Risk of spontaneous abortion, miscarriage, sepsis, premature labor or delivery, congenital anomalies: remove if pregnant. Consider risks of PID before using. Exclude endometrial pathology if bleeding irregularities develop with prolonged treatment. Risk of perforation, expulsion and ovarian cysts. Increased risk of perforation in lactating women, within ≤6weeks postpartum, or if inserted in women with fixed retroverted uteri. Increased risk of expulsion after delivery or a second trimester abortion. Remove device if any of these occur: PID, endometritis, genital actinomycosis, perforation, any sign of expulsion. Consider removal if coagulopathy, migraine, transient cerebral ischemia, severe headache, marked increase in BP, severe arterial disease (eg, stroke, MI), jaundice or uterine/cervical malignancy occurs. Nursing mothers.

Mirena Pharmacokinetics

See Literature

Mirena Interactions

Interactions

May be antagonized by CYP3A4 inducers. May be potentiated by CYP3A4 inhibitors. Caution with anticoagulants.

Mirena Adverse Reactions

Adverse Reactions

Menstrual bleeding pattern changes, abdominal or pelvic pain, amenorrhea, headache, migraine, genital discharge, vulvovaginitis; ectopic or intrauterine pregnancy, PID, perforation, ovarian cysts, sepsis (during insertion).

Mirena Clinical Trials

See Literature

Mirena Note

Not Applicable

Mirena Patient Counseling

See Literature

Mirena Generic Name & Formulations

General Description

Levonorgestrel 52mg; intrauterine system.

Pharmacological Class

Progestin IUD.

How Supplied

System—1

Manufacturer

Generic Availability

NO

Mirena Indications

Indications

Treatment of heavy menstrual bleeding for up to 5yrs in women who choose to use intrauterine contraception as their method of contraception.

Mirena Dosage and Administration

Adult

See full labeling. Insert into uterine cavity as directed. Reexamine 4–6wks after insertion and once a year thereafter, or as clinically indicated. Replace after 5yrs if continued use is needed (limited data beyond 5yrs).

Children

Pre-menarche: not indicated.

Mirena Contraindications

Contraindications

For use as post-coital contraception. Congenital or acquired uterine anomaly, including fibroids. Acute or history of pelvic inflammatory disease (PID) unless subsequent intrauterine pregnancy occurred. Postpartum endometritis or septic abortion in past 3months. Uterine or cervical neoplasia. Breast or other progestin-sensitive cancer. Uterine bleeding of unknown cause. Untreated acute cervicitis or vaginitis. Acute liver disease or liver tumor. Conditions associated with increased susceptibility to pelvic infections. Retained IUD. Pregnancy.

Mirena Boxed Warnings

Not Applicable

Mirena Warnings/Precautions

Warnings/Precautions

History or risk of ectopic pregnancy. Assure suitable uterine anatomy before inserting. Risk of spontaneous abortion, miscarriage, sepsis, premature labor or delivery, congenital anomalies: remove if pregnant. Consider risks of PID before using. Exclude endometrial pathology if bleeding irregularities develop with prolonged treatment. Risk of perforation, expulsion and ovarian cysts. Increased risk of perforation in lactating women, within ≤6weeks postpartum, or if inserted in women with fixed retroverted uteri. Increased risk of expulsion after delivery or a second trimester abortion. Remove device if any of these occur: PID, endometritis, genital actinomycosis, perforation, any sign of expulsion. Consider removal if coagulopathy, migraine, transient cerebral ischemia, severe headache, marked increase in BP, severe arterial disease (eg, stroke, MI), jaundice or uterine/cervical malignancy occurs. Nursing mothers.

Mirena Pharmacokinetics

See Literature

Mirena Interactions

Interactions

May be antagonized by CYP3A4 inducers. May be potentiated by CYP3A4 inhibitors. Caution with anticoagulants.

Mirena Adverse Reactions

Adverse Reactions

Menstrual bleeding pattern changes, abdominal or pelvic pain, amenorrhea, headache, migraine, genital discharge, vulvovaginitis; ectopic or intrauterine pregnancy, PID, perforation, ovarian cysts, sepsis (during insertion).

Mirena Clinical Trials

See Literature

Mirena Note

Not Applicable

Mirena Patient Counseling

See Literature