Volcanoes, Magma, and Volcanic Eruptions. Since volcanic eruptions are caused by magma (a mixture of liquid rock, crystals, and dissolved gas) expelled onto the Earth's surface, we must first discuss the characteristics of magma and how magmas form in the Earth. Characteristics of Magma. Types of Magma. Types of magma are determined by chemical composition of the magma.
Benzodiazepines. Anti-anxiety drugs known as benzodiazepines inhibit nerve-cell excitability in the brain and are considered to be the treatment of choice. They relieve withdrawal symptoms, help prevent progression to delirium tremens, and reduce the risk for seizures.hen used by themselves, however, they do not appear to reduce seizures or delirium associated with withdrawal. Other Supportive Drugs. Beta blockers, such as propranolol (Inderal) and atenolol (Tenormin), are sometimes used in combination with benzodiazepines.
1 Diazepam (Valium) - An anxiolytic, hypnotic, sedative, and anticonvulsant drug with rapid onset. 2  It is used to treat panic attacks, insomnia, seizures, restless leg syndrome, and alcohol withdrawal. 3  Diazepam is also used for the treatment of benzodiazepine dependence because of its low potency. Alprazolam (Xanax) - FDA approved for the treatment of panic and anxiety disorders. 2  Alprazolam is the most prescribed benzodiazepine in the U.S. 3  Bromazepam (Lectopam) - Used as a short-term treatment for anxiety and to alleviate anxiety before surgery.