**Phentermine** is a prescription drug applied for **weight loss** by reducing appetite
and enhancing metabolism.
Phentermine is marketed under brand names such as **Adipex-P®, Lomaira®, and
Suprenza®.**
Yes, **Phentermine** is FDA-approved for **short-term obesity treatment.**
It is a **sympathomimetic amine anorectic** and a **Schedule IV controlled substance.**
Phentermine is **chemically akin to amphetamines**, but with **less potential for
abuse**.
Mechanism of Action
It does so by **releasing norepinephrine**, which **decreases hunger** and **boosts
energy expenditure**.
Yes, it **boosts the metabolism ever so slightly** by activating the central nervous
system.
No, it **reduces calorie intake**, which results in **fat loss** over a period of time.
Phentermine **begins to work within hours** of the initial dose.
It has a **half-life of approximately 20 hours**, which is to say it may be present in
the body for **up to 3-4 days**.
Dosage and Administration
The most effective dose in our experience is 37.5 mg** tablets or capsules. Leanefy only deals in full package of 37.5 mg.
It is usually taken **once a day**, best **before breakfast or 1-2 hours afterward.**
Yes, some smaller doses such as **Lomaira® (8 mg)** are available **three times a day.**
Skip the missed dose if it is **late in the day** to prevent **insomnia.** Do not
**double the dose.**
It is usually prescribed for **up to 12 weeks** because of **tolerance and safety
issues.** Only after revaluation your physician can prescribe for you extended but
limited use .
Most individuals lose **5-10% of their body weight** in **12 weeks**.
Efficacy and Expected Results
Some individuals see **weight loss during the first week** of taking it.
It is **less effective** without **lifestyle adjustments** such as a balanced diet and
exercise.
No, **outcomes are different**, and some individuals might not be responsive to the
drug.
Yes, but it **encourages total fat loss**, not only belly fat.