Go through these in order and stop at the first one that applies. If you are reading this for someone else, answer for them.
Seek emergency care for severe pelvic or abdominal pain, fainting, confusion, trouble breathing, or heavy bleeding that is soaking through pads quickly.
Severe pain or fainting when pregnancy is possible requires emergency assessment because an ectopic pregnancy must be ruled out.
Seek urgent medical care for:
Routine follow-up may be recommended to confirm that symptoms and cervical inflammation have resolved.
Contact the clinic if symptoms continue after treatment, return later, or worsen.
Ongoing symptoms do not always mean that the first treatment failed.
Reinfection, an untreated partner, another infection, irritation, or a noninfectious cervical condition may be responsible.
Keep routine cervical cancer screening appointments based on age, medical history, and prior results.
Seek routine medical assessment for repeated bleeding after sex, bleeding between periods, or continuing unusual discharge, even when STI tests are negative.
The article also says
After treatment for chlamydia, gonorrhea, or trichomoniasis, repeat testing is generally recommended about three months later because reinfection is common.
This is different from a test performed soon after treatment to confirm that an infection has cleared.
The clinician will explain whether either type of testing is needed.
Every sign above is quoted from the sofidex article on Cervicitis. If you are not sure, err upward — it is always reasonable to be checked.