An intrauterine gadgets IUD, also known as the coil or an intrauterine contraceptive device, is a small, often T-shaped birth control gadget that is inserted into the uterus to avert pregnancy. Long-acting reversible birth control (LARC) form IUDs.

One study found that the female family planning supplier chooses the LARC method more often 41.7% than the general public 12.1%. Among IUDs, birth control methods, along with contraceptive implants, result in greater satisfaction among users. 

IUDs are safe and effective in teenagers as well as those who have not formerly had children. Once an IUD is removed, even after long-term use, fertility returns to normal rapidly. The copper device has a failure rate of about 0.8 % while hormonal devices fail about 0.2% of the time within the 1st year of use.

In comparison, male sterilization and male condoms have a failure rate of about 0.15% and 15% respectively. Copper IUDs can also be used as extremity contraception within 5 days of unprotected sex.