Phentermine vs. Phendimetrazine

Looking for an optimal weight loss medication, people usually strive to compare all the pills and dietary supplements based on reviews and customers’ feedbacks. However, it is important to remember that all people’s bodies are different, their health conditions as well, thus it is impossible to judge the medication according to its reviews only.

Considering Phentermine and Phendimetrazine as weight loss medications, it is not fair to say that one is better than the other. Both drugs are structurally similar to amphetamines and have the same indications for use:


Overweight *

* BMI of 27 to 29.9 in the presence of other risk factors, for example obstructive sleep apnea, pre-diabetes, type 2 diabetes or controlled hypertension.

Taking into account diverse properties of these medications, efficacy and their individual functionality, one can say that they just differ in a few points. Surely, both weight loss medications are approved and prescribed for obese people to help achieve the desirable effect.

Having a serious effect on different vital health processes, these medications are prescription and can be taken after consultation with the doctor.

Uses, contraindications, precautions

Being diet pills, Phentermine and Phendimetrazine work in the similar manner. They are traditionally recommended by healthcare specialists as effective weight loss medications. In addition to some discrepancies, both drugs:

  • affect the central nervous system;
  • increase the level of neurotransmitters in the brain;
  • decrease appetite for most of the day.

It is definitely a tiresome and long-lasting deal to lose weight with a healthy diet and regular exercising only. Thus, doctors usually prescribe these medications to speed up the process.

The two drugs surely have a range of peculiarities; therefore, their medical properties are about the same. The achieved results may differ because of various people’s bodies and health features, thus, based on individual preferences this or that medication can be regarded as better or worse.

However, healthcare professionals usually prescribe these two potent medications to help patients control their appetite and reduce weight fast. RX is required to purchase these prescription drugs producing a potent impact on the patients’ bodies.

The dosage of Phentermine and Phendimetrazine is administered individually. The recommended frequency of using these drugs is different:



Use 1-3 times a day


Take 2-3 times a day

If the doctor has prescribed these extended-release pills, Phentermine and Phendimetrazine should be used in the morning only. This helps to minimize the risk of such side effect as insomnia.

Phentermine and Phendimetrazine: side effects

The effect of the two medications depends not only on their properties, but also on non-medical measures, such as low-calorie diet and constant workouts. Besides, it is also vital to take these medications properly, as misuse and overuse may cause multiple severe side effects.

The adverse reactions of Phendimetrazine and Phentermine are approximately the same, including dry mouth, sweating, dizziness, high blood pressure, nausea, abdominal discomfort, etc. In general, they arise at the beginning of the treatment and are mild.