Go through these in order and stop at the first one that applies. If you are reading this for someone else, answer for them.
Emergency symptoms include difficulty breathing, fainting, confusion, severe chest or abdominal pain, or a suddenly swollen or rigid abdomen.
Seek prompt medical advice if fever or pain does not begin to improve, returns after improving, or is joined by vomiting, jaundice, worsening weakness, or new diarrhea.
Follow-up helps confirm that symptoms are resolving and that the full treatment course has been completed.
A clinician may reassess fever, abdominal pain, appetite, weight, and medicine side effects.
Blood tests may be repeated if they were abnormal or if recovery is slower than expected.
Ask whether follow-up stool testing is appropriate.
Household members or sexual partners should not automatically take medicine, but they may need medical advice or testing if they have symptoms or shared a likely exposure.
The article also says
Imaging changes often improve more slowly than symptoms.
A residual cavity can remain visible after the infection has been controlled.
Repeat ultrasound or CT is not always necessary for someone recovering as expected, but it may be used when symptoms persist, complications were present, or the original diagnosis was uncertain.
Every sign above is quoted from the sofidex article on Amebic liver abscess. If you are not sure, err upward — it is always reasonable to be checked.