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Nexplanon vs Implanon: Advantages of Implantable Progesterone-Only Contraception

Learn about the benefits of Nexplanon over Implanon, including improved applicator, radiopaque implant, and rapid return to fertility. Understand the mode of action and effectiveness of implantable progesterone contraception. Discover interactions and efficacy details.

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Nexplanon vs Implanon: Advantages of Implantable Progesterone-Only Contraception

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  1. implantable progesterone -only contraceptionد.زينب عبد الأمير جعفر مدرس-فرع النسائية والتوليد

  2. Nexplanon and Implanon

  3. Nexplanon advantages over implanon • has an improved applicator.(The new preloaded device can be operated with one hand) without assistance.

  4. Nexplanonadvantages over implanon • The Nexplanon implant is radiopaque because it contains a small amount of barium sulfate so that the implant can be seen by an X-ray or other imaging tool.

  5. The rod is small, flexible, plastic about the size of a matchstick about 4cm long and 2mm in diameter. • protection for up to 3 years

  6. Mode of action?

  7. Advantages of implantable progesterone • After the insertion of the implant, etonogestrel is rapidly absorbed into the circulation. • Ovulation-inhibiting concentrations are reached within 1 day. • Maximum serum concentrations are reached within 1 to 13 days. • The contraceptive action of etonogestrel is reversible, which is apparent from the rapid return of the normal menstrual cycle after removal of the implant

  8. Advantages of implantable progesterone • Independence of user compliance • Rapid return to fertility:90% of women ovulate within 30 days • pregnancies were observed to occur as early as 7 to 14 days after removal. • Efficacy not being affected by broad- spectrum antibiotics • Efficacy of implanon is extremely high with Pearl indices of 0.01.

  9. causes of failures of the method improper placement conception prior to method insertion. drug interactions(enzyme-inducing drugs )

  10. Implants interactions • enzyme-inducing drugs e.g. • medicine to treat hepatitis C, HIV, or AIDS • Antibiotics as rifabutin, rifampicin. • seizure medicine - carbamazepine, felbamate, oxcarbazepine, phenytoin • a barbiturate - e,g, phenobarbital

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