Answer
The Nexplanon (etonogestrel) implant is a radiopaque, non-biodegradable, white to off-white, soft, flexible rod measuring 4 cm long and 2 mm in diameter.
Sources for this answer
- Nexplanon 68 mg implant for subdermal useOrganon Pharma (UK) Limited · emc · SmPC §3 Pharmaceutical form · Version 24Document updated
Sources checked