It is advisable to consult a healthcare provider if you experience:
- Severe abdominal pain, fever, or prolonged vomiting.
- Signs of dehydration, such as dry mouth, reduced urination, or lightheadedness.
- Presence of blood in vomit or stools (hematemesis or melena).
- Persistent nausea that does not improve with self-care measures or worsens over time.