Since your stomach pain and diarrhoea have persisted for 5 days, consult a doctor for proper treatment. Keep drinking fluids and use oral rehydration salts to avoid dehydration.

Yes, pus from cesarean stitches can indicate an infection even while taking SN15 and Zanocin OZ. Keep the area clean, but consult your doctor immediately, as you may require an examination or a change in treatment.

Persistent fever after 10 days despite antibiotics may indicate that the infection is not fully treated, that a new infection is present, or that inflammation is causing it. Consult your doctor for further evaluation, as you may need different tests or treatment.

Since you are now symptom-free, it is generally not necessary to complete the leftover course of Zanoncin OZ, especially if it contains an antibiotic component, because your diarrhea has resolved. Continuing unnecessary medication could increase the risk of side effects. However, if the diarrhea returns, consult your doctor before resuming treatment. Always follow your doctor’s advice for future courses, and try to complete the full prescribed course unless advised otherwise.