Phentermine is a prescription medication used to treat obesity. It works by suppressing appetite and increasing energy levels. Phentermine is typically taken once or twice a day, and it can be used for up to 12 weeks.
If you are considering taking phentermine, it is important to talk to your doctor first. Phentermine is not suitable for everyone, and it can cause side effects such as anxiety, insomnia, and increased heart rate.