Answer
Yes. Periods may stop, but they may instead become lighter, heavier, prolonged or irregular. The pattern cannot be predicted before insertion.
Sources for this answer
- Nexplanon 68 mg implant for subdermal use — Current selected SmPCemc · Summary of Product Characteristics
- NHSNHS · NHS medicine guidance
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.