Lutera vs. Mirena

See how Lutera and Mirena compare on approved uses, dosing, side effects, and cost.

Key Takeaways

  • Lutera is a daily pill taken at the same time each day, while Mirena is a hormonal IUD placed once by a clinician and left in for up to 8 years.

  • Both release a progestin hormone to prevent pregnancy, but Mirena is also FDA-approved to treat heavy menstrual bleeding for up to 5 years.

  • Lutera depends on daily user adherence and carries clot risks tied to estrogen, while Mirena requires an insertion procedure and carries device-specific risks like expulsion.

Lutera vs. Mirena Drug Summary

Lutera

Lutera is a combination oral contraceptive containing levonorgestrel and ethinyl estradiol. It is taken as one active tablet daily for 21 days followed by 7 inert tablets to prevent pregnancy. Some people also use it off-label to regulate or lighten their periods.

Mirena

Mirena is a progestin-releasing intrauterine system placed by a clinician to prevent pregnancy for up to 8 years. It continuously releases small amounts of levonorgestrel directly into the uterus. Mirena is also FDA-approved to treat heavy menstrual bleeding for up to 5 years in women using it for contraception.

Lutera vs. Mirena Side Effects

Lutera

Most common
Breakthrough bleeding (up to 30%)
Headache (up to 13%)
Nausea (up to 4%)
Vomiting (up to 3%)

Mirena

Most common
Irregular bleeding (up to 31.9%)
Pelvic pain (up to 22.6%)
Amenorrhea (up to 18.4%)
Headache/migraine (up to 16.3%)

Lutera vs. Mirena Dosage

Lutera

Dosage
Dosage Table
STAGE DOSE WHEN
Starting dose 1 active tablet daily Days 1-21
Maximum dose 1 inert tablet daily Days 22-28
Dose changes 1 increase Every 21 days

Mirena

Dosage
Dosage Table
STAGE DOSE WHEN
Starting dose ~21 mcg/day LNG Day 24
Maximum dose ~7 mcg/day LNG If needed
Dose changes 2 increases As tolerated

Lutera vs. Mirena Indications

Lutera

Lutera is FDA-approved solely to prevent pregnancy in women who choose oral contraception. Some clinicians also prescribe it off-label to help regulate irregular cycles or lighten heavy periods.

  • Prevention of pregnancy

  • Off-label: menstrual cycle regulation

  • Off-label: lightening of heavy periods

  • Not approved for use before menarche

Mirena

Mirena is FDA-approved to prevent pregnancy for up to 8 years and to treat heavy menstrual bleeding for up to 5 years in women who also want contraception. It is not approved as emergency contraception.

  • Prevention of pregnancy for up to 8 years

  • Treatment of heavy menstrual bleeding for up to 5 years

  • Placed and removed by a clinician

  • Not approved for emergency contraception

Lutera vs. Mirena Pros and Cons

Lutera

Lutera offers a low-dose hormonal option that a person can start or stop on their own without a procedure. It carries the well-known risks of combination pills, including a higher chance of blood clots in smokers over 35.

Pros

  • No insertion procedure required

  • Can stop taking it at any time without a clinician visit

  • Roughly $20 to $99 per month before insurance, less upfront than Mirena's device cost

  • May help regulate or lighten periods (off-label use)

Cons

  • Must be taken at the same time every day

  • Increased clot risk, especially for smokers over 35

  • Not recommended right after childbirth due to clot risk

  • Breakthrough bleeding common in first few cycles

Mirena

Mirena provides years of pregnancy prevention without needing to remember a daily pill, and it can also reduce heavy periods. Placement and removal require a clinician visit, and the device carries its own procedural risks.

Pros

  • One-time placement lasts up to 8 years

  • No daily pill to remember

  • Also FDA-approved to treat heavy menstrual bleeding for up to 5 years

  • Periods often become lighter or stop entirely

Cons

  • Requires a clinician to place and remove

  • Risk of uterine perforation or device expulsion

  • Device costs roughly $900 to $1,725 upfront, before insurance

  • Cannot be used with certain uterine abnormalities or active pelvic infection

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