Sedative It can treat anxiety and panic disorder. Controlled substance Can cause paranoid or suicidal ideation and impair memory, judgment, and coordination. Combining with other substances, particularly alcohol, can slow breathing and possibly lead to death. Brands: Alprazolam Intensol, Xanax, and Xanax XR Availability: Prescription needed Pregnancy: Consult a doctor Alcohol: Avoid. Very serious interactions can occur Drug class: Benzodiazepine