Many conditions, lifestyle choices, medicines, and diseases may increase your risk for a more serious problem from your symptoms. Be sure to tell your doctor if you have any of the following.

Conditions

• Younger than age 6
• Older than age 60
• Heart problems that have been present since birth (congenital)
• History of heart surgery
• History of seizures
• History of suicide attempts

Lifestyle choices

• Alcohol abuse or withdrawal
• Drug abuse or withdrawal
• Smoking or other tobacco use

Medicines

• Blood-thinning medicines, such as warfarin, heparin, and aspirin
• Drugs that have been used in date rapes, such as gamma-hydroxybutyrate (GHB), flunitrazepam (Rohypnol), and ketamine
• Diabetes medicines, such as oral hypoglycemics
• Heart medicines, such as calcium channel blockers
• Chemotherapy or radiation therapy
• Corticosteroids, such as prednisone
• Medicines to prevent organ transplant rejection
• Narcotics
• Tricyclic antidepressants

Diseases

• Angina
• Asthma
• Cancer
• Chronic obstructive pulmonary disease (COPD)
• Cystic fibrosis
• Diabetes
• Emphysema
• Heart failure
• Hemophilia
• High blood pressure (hypertension)
• Human immunodeficiency virus (HIV) infection
• Idiopathic thrombocytopenic purpura (ITP)
• Kidney disease
• Liver disease
• Malnutrition or an eating disorder such as anorexia nervosa or bulimia
• Mental health problems
• Obesity
• Pheochromocytoma
• Rheumatoid arthritis
• Scleroderma
• Sickle cell disease
• Stroke
• Thyroid disease
• Transient ischemic attack (TIA)