Effect of t of the Etonogestrel Releasing Implant on Infant Growth and Development

Effect of the Immediately Postpartum Insertion of the Etonogestrel Releasing Implant on Infant Growth and Development

This study aims to assess whether there is change in the growth and development of newborns whose mothers will have a etonogestrel (ENG) releasing implant inserted in the first 24 to 48 hours of delivery compared with those with standard implant insertion (6 week postpartum).

Inclusion Criteria:

• Women who desire to use the ENG implant as a contraceptive method and desire to breastfeed her newborn for ate least 3 months;
• With no contraindication to breastfeeding, whose newborn is healthy, without malformations, born at term (gestational age ≥ 37 weeks), with appropriate weight for gestational age and with normal sucking ability

Exclusion Criteria:

• Tobacco smokers, drug addicts or alcoholics;
• Women with educational levels lower than 5 years;
• Women with clinical conditions considered category 3 and 4 for implant use by the WHO;
• Women with histories of psychiatric illness;
• Women using medications that could alter the concentration of ENG,
• Women with known allergies to the local anesthetic lidocaine (used to place the implant);
• Women who wanted to keep their cyclic menstrual bleeding