Valium is the brand name of Diazepam. It is a medicine of benzodiazepine class, and it generally generates a calming effect. Valium, meaning itself, is muscle relaxant medicine. You can use this medicine to treat conditions like anxiety, insomnia, alcohol withdrawal syndrome, and many more. You can also use it to treat muscle spasm, benzodiazepine withdrawal syndrome, restless legs syndrome. One of its uses is to cause memory loss during some medical surgeries. You can take it by mouth, inject it into your vein or muscle. You can also insert it into the rectum. It is also available to intake through a nasal spray. When you inject it into your veins, it beings to affect within 1 to 5 minutes, it can last up to an hour, and when taken by mouth, the effectiveness begins within 15 minutes to an hour.