RULES No drug solicitation or vendor discussion. This includes asking people to PM you about sources. Asking for/mentioning sources will result in a permanent ban. Xanax (generic name: alprazolam) is a fast-acting treatment for anxiety disorders, panic attacks and insomnia. It acts as an effective sedative and can be also used for a wide range of conditions. Appetite decreased (decreased appetite occurs when you have a reduced desire to eat) has been reported by people with type 2 diabetes, high blood pressure, hepatitis c, pain, depression (latest reports from 140,554 Appetite decreased patients). Xanax (alprazolam) may cause changes in appetite. About one third of patients experience increased appetite, while only a quarter of patients experience decreased appetite. As a result of taking drugs that decrease appetite, you may become malnourished. Consult your doctor and pharmacist about the drugs you take, including the benefits, risks, signs and symptoms of decreased appetite. It does cause constipation which you have to adapt your lifestyle to function with, it can cause dry mouth, decreased appetite and some slight euphoria/anxiety - but for me its about the benefits outweighing the negative side effects. Xanax (alprazolam) may cause changes in appetite. About one third of patients experience increased appetite, while only a quarter of patients experience decreased appetite. Doctors give unbiased, trusted information on whether Alprazolam can cause or treat Appetite: Dr. Griggs on xanax loss of appetite: Hi. No, levothyroxine (L-T4) doesn't cause loss of appetite. In high level (i.e., hyperthyroidism), it accelerates the metabolism, and hyperthyroidism is often associated with weight loss, but it's from the high metabolism burning up more calories, not from a. Does it have any effect on weight at all? From the reviews I've read, alprazolam is great for anxiety and depression, and many people are happy with it. I'd like to hope it would help me with my problems, but I can't risk gaining any more weight. I know that Valium has a long half life and Xanax does not. And I myself can feel that is true, by being on both meds But, just wondered if anyone had an answer, about Xanax causing weight loss and loss of appetite.