Contact the clinic or booking service for current capacity and describe your concern and any deadline. A same-day visit is different from a completed laboratory report, available medication or signed clearance. If symptoms are severe, follow the emergency advice instead of waiting for a slot. Call 911 for chest pressure with difficulty breathing, stroke symptoms, severe breathing trouble, loss of consciousness, uncontrolled bleeding or a serious injury. Do not wait for a clinic booking. Sudden severe abdominal pain, a rapidly worsening illness or an infant with fever may need hospital assessment. An emergency can be present even when a home test is negative. Follow the written plan. Seek reassessment if symptoms worsen, new warning signs appear or you are not improving within the interval the clinician gave you. Arrange primary care for problems that recur or need ongoing monitoring. Ask how to obtain the visit summary and share it with your usual clinician.