Phentermine - Phentermine warnings and precautions

In rare cases Phentermine can cause a very dangerous and sometimes fatal condition known as primary pulmonary hypertension. In case you experience symptoms such as chest pain, shortness of breath, fainting spells, or swollen ankles seek medical attention immediately.


Phentermine can affect your perception and reactions so try to avoid performing hazardous activities such as operating machinery, driving a car or any other tasks requiring alertness before you know how exactly Phentermine affects your perception.

There’s a possibility to develop an addiction to Phentermine if you use it for a long period of time. Suddenly stopping the treatment in such a case will lead to severe withdrawal symptoms. It is recommended that you consult with your doctor about the potential hazards of Phentermine dependency for your health and work out ways of ending your treatment without any harm.

When taking any appetite suppressant over a long period of time you may experience skin problems, insomnia, mood swings and personality changes.

Even if you have a slightly high blood pressure you should take caution while taking Phentermine.