Go through these in order and stop at the first one that applies. If you are reading this for someone else, answer for them.
New headaches, vision changes, seizures, weakness, or balance problems need prompt assessment.
During observation or treatment, follow-up usually includes height and weight measurements, growth-rate calculations, and assessment of pubertal development.
Visits are often scheduled every few months, depending on the child's circumstances and treatment.
The article also says
Hormone tests or a bone-age X-ray may be repeated when results would affect care; testing at every visit is not always necessary.
Children receiving injections or an implant need timely doses or replacement.
Contact the endocrinology team if pubertal changes restart, menstrual bleeding continues, injections are missed, or medication effects are concerning.
The decision to stop treatment considers age, bone age, height potential, emotional readiness, and family preferences.
Puberty usually resumes after treatment ends, so the care team may continue monitoring growth and development.
Every sign above is quoted from the sofidex article on Central precocious puberty. If you are not sure, err upward — it is always reasonable to be checked.