Long-Acting Reversible Contraception: IUDs, Implants, and LARC

Examples include:

• contraceptive implants;
• hormonal IUDs;
• copper IUDs.

A person may use a LARC method for several years, depending on the product.

It can also usually be removed earlier if the person wants to stop using it or try to become pregnant.

• long-acting, meaning effective for an extended period;
• reversible, meaning the contraceptive effect can be stopped;
• contraception, meaning pregnancy prevention.

Examples include:

• She chose long-acting reversible contraception because she did not want a daily pill.
• LARC methods include IUDs and contraceptive implants.
• Contraceptive counseling should include both long-acting and short-acting options.

Common expressions include:

• LARC method;
• long-acting contraception;
• reversible contraception;
• LARC insertion;
• LARC removal;
• highly effective contraception.

Contraceptive Implant

A contraceptive implant is a small flexible rod placed under the skin of the upper arm.

It releases a progestin and mainly prevents pregnancy by:

• suppressing ovulation;
• thickening cervical mucus.

Hormonal IUD

A hormonal IUD is placed inside the uterus and releases a progestin.

It mainly works by:

• thickening cervical mucus;
• impairing sperm movement;
• thinning the uterine lining.

Copper IUD

A copper IUD contains no hormones.

Copper interferes with sperm function and makes fertilization much less likely.

After placement, there is generally no need to:

• remember a daily pill;
• change a patch weekly;
• replace a vaginal ring on schedule;
• use contraception at every sexual encounter.

This reduces opportunities for missed doses or incorrect use.

As a result, the difference between perfect use and typical use is usually small for LARC methods.

Examples include:

• contraceptive pills;
• patches;
• vaginal rings;
• injections;
• condoms.

LARC methods generally remain effective much longer after a single placement.

However, longer duration does not mean a method is automatically better.

Some people prefer methods that they can start or stop without a procedure.

LARC methods are not permanent contraception.

A healthcare professional can remove:

• an implant from the arm;
• an IUD from the uterus.

Pregnancy may become possible after removal.

The exact timing of fertility return varies, but implants and IUDs generally do not cause permanent infertility.

For example:

• ovulation can resume soon after implant removal;
• fertility can return quickly after hormonal IUD removal;
• a person may become fertile immediately after copper IUD removal.

A person who does not want pregnancy should arrange another contraceptive method when LARC is removed.

Hormonal IUD

May cause:

• lighter periods;
• spotting;
• shorter periods;
• amenorrhea.

Contraceptive Implant

May cause:

• irregular bleeding;
• spotting;
• lighter bleeding;
• no periods.

Copper IUD

May cause:

• heavier periods;
• longer bleeding;
• stronger cramps, especially initially.

Menstrual preferences can therefore influence which LARC method someone chooses.

Hormonal methods include:

• contraceptive implants;
• hormonal IUDs.

Nonhormonal LARC includes:

• copper IUDs.

A person may prefer a nonhormonal option because of:

• personalpreference;
• side effects from hormones;
• desire to maintain natural ovulation.

Others may prefer hormonal methods because they can reduce menstrual bleeding.

An implant is inserted under the skin of the upper arm using local anesthetic.

An IUD is inserted through the cervix and positioned inside the uterus.

Placement procedures may involve:

• temporary discomfort;
• cramping;
• bruising;
• soreness.

Pain experiences vary, and appropriate pain-management options should be discussed.

Reasons for removal may include:

• desire for pregnancy;
• side effects;
• bleeding changes;
• personal preference;
• switching contraceptive methods.

The user does not have to keep a LARC method until it expires.

The right to timely removal is an important part of reproductive autonomy.

A useful discussion may include:

• effectiveness;
• bleeding patterns;
• hormones;
• placement procedure;
• removal;
• cost;
• future pregnancy plans;
• personal preferences.

A person should be able to choose a shorter-acting method even when a LARC method might be more effective statistically.

A person should freely decide:

• whether to use LARC;
• which method to choose;
• when to have it removed;
• whether to use contraception at all.

Pressure to accept or continue a long-acting method can undermine reproductive autonomy.

Historical and current concerns about coercive contraception make voluntary decision-making especially important.

However, LARC should never be imposed as a response to reproductive coercion.

Healthcare professionals should support:

• privacy;
• informed consent;
• safety;
• the patient’s own contraceptive preferences.

The purpose of LARC is to increase reproductive control for the user, not transfer control to a partner, caregiver, institution, or clinician.

Depending on the method and circumstances, placement may occur:

• shortly after delivery;
• during a later postpartum visit.

Postpartum contraception may be useful because ovulation can return before the first menstrual period.

Breastfeeding, medical history, insertion timing, and individual preferences may influence the choice.

Age alone does not automatically prevent use of an implant or IUD.

Counseling should include:

• expected bleeding changes;
• insertion or removal procedures;
• STI prevention;
• confidentiality;
• the right to discontinue the method.

Adolescents should be involved directly in decisions about their own contraception.

They do not prevent transmission of:

• chlamydia;
• gonorrhea;
• HIV;
• herpes;
• other STIs.

A person may use a LARC method for pregnancy prevention and condoms for STI protection.

This combination is sometimes described as dual protection.

Possible advantages include:

• reduced concern about unintended pregnancy;
• no need to interrupt sex for contraception;
• no daily contraceptive routine;
• greater reproductive control.

Some users may experience concerns related to:

• bleeding changes;
• hormone-related effects;
• insertion procedures;
• device strings with an IUD.

Individual sexual experiences vary.

Over several years, however, they may become cost-effective because repeated purchases are not usually necessary.

Access can still be limited by:

• healthcare costs;
• lack of trained providers;
• geographic barriers;
• removal fees;
• limited product availability.

True access includes both affordable placement and timely removal.

Only IUDs are LARC methods.
No. Contraceptive implants are also LARC methods.

Every LARC method contains hormones.
No. Copper IUDs are nonhormonal.

LARC methods always stop periods.
No. Bleeding effects vary by method.

A person must keep a LARC method until it expires.
No. It can generally be removed earlier.

LARC protects against STIs.
No. Separate STI protection may be needed.

1. Long-acting reversible contraception includes contraceptive implants and IUDs.
2. She chose a LARC method because she did not want to remember contraception every day.
3. Can long-acting reversible contraception be removed before it expires?
4. Copper IUDs provide long-term contraception without hormones.
5. Hormonal IUDs often reduce menstrual bleeding.
6. Fertility can return after a LARC method is removed.
7. LARC methods do not protect against sexually transmitted infections.
8. Understanding long-acting reversible contraception helps readers compare effectiveness, reversibility, menstrual effects, and reproductive choice.

For some people, this can reduce anxiety about unintended pregnancy and allow greater sexual spontaneity. However, contraceptive choice should remain voluntary, and effectiveness is only one factor among comfort, bleeding preferences, future fertility, STI prevention, and personal values.

Understanding LARC supports informed reproductive decision-making while emphasizing that long duration should increase a person’s control over contraception, not reduce their autonomy.