Menu Healthy Lifestyle Diseases & Conditions First Aid Symptoms Tests & Procedures Videos Definitions FAQs Mental confusionUpdated: 2018-05-25Self-careFor confusion related to low blood sugar (glucose), consume a sweet drink or snack. When to seek immediate medical careSee a doctor immediately if: Chilled, shivering, or fever Feeling faint, dizzy, or lightheaded when standing Racing pulse Headache Slow or fast breathing Confusion lasts more than 10 minutes if related to low blood sugar (glucose) When to make a doctor's appointmentMake an appointment to see a doctor if: Any symptoms of confusion © 1998-2022 Mayo Foundation for Medical Education and Research(MFMER). All rights reserved. Terms of Use