Phentermine is a very effective weight loss medication, but in addition to suppressing appetite and boosting energy, it also causes unwanted side effects in many people. Dry mouth, trouble sleeping (insomnia), headache and constipation are some of the most common reactions. In our phentermine blog we have articles dedicated to most major side effects that discuss how to overcome these bothersome reactions. Please visit the blog to search for your specific side effect.
While mild side effects are common, seek immediate medical attention if you experience:
These could symptoms of a more serious reaction that requires professional medical attention.
To read more about phentermine side effects in general, please click here.