How can I overcome the side effects of phentermine?

Phentermine is a very effective weight loss medication. Unfortunately, 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. 

While mild side effects are common, seek immediate medical attention if you experience:

  • Chest pain
  • Trouble breathing
  • Fainting
  • Swelling in feet or ankles
  • Difficulty in carrying out day-to-day activities

To learn about other possible reactions, read this extensive review of phentermine side effects.