Medicines that can cause anxiety

Many medicines can cause anxiety or make anxiety worse. Discuss your medicines with your doctor if you think that a medicine may be adding to your anxiety.

Prescription medicines that may cause anxiety include:

• Medications that contain amphetamines, such as Benzedrine, Dexedrine, and Ritalin.
• Hormones, such as oral contraceptives and thyroid medications.
• Steroids, such as cortisone, Hexadrol, and prednisone.
• Respiratory medications, such as albuterol, salmeterol, and theophylline.
• Other medications, such as phenytoin, levodopa, quinidine, and some antidepressants.

Nonprescription medications that may cause anxiety include:

• Medications that contain caffeine, such as Anacin, Empirin, Excedrin, No-Doz, and cough medicines.
• Decongestants, such as phenylephrine, including Sudafed PE.
• Illegal drugs, such as cocaine, crack, or speed (amphetamines).