Fen-Phen was taken off the market by the U.S. Food and Drug Administration (FDA) in 1997 after safety concerns surrounding fenfluramine. Phentermine alone, however, has been used for decades and appears to be a safe and effective weight loss medication when used in the short-term in healthy individuals.
How long can you take phentermine for weight loss?
Take phentermine exactly as directed. Most people takephentermine for 3 to 6 weeks; the length of treatment depends on how you respond to the medication. Phentermine can be habit-forming. Do not take a larger dose, take it more often, or take it for a longer period than your doctor tells you to.
What are the dangers of phentermine?
Common side effects of phentermine include:
- Increased heart rate.
- Tingling or prickling feeling in hands or feet.
- Dry mouth.
Is phentermine safe to take?
Phentermine is effective, safe to take short-term (three months), and inexpensive. For people who just want to fit into their skinny jeans, phentermine would never be medically advised or prescribed.
Has anyone died from phentermine?
The coroner’s office ruled that Smith, 66, died from an overdose of the diet drug phentermine. … Too much phentermine can cause the heart to beat irregularly and the body to overheat until the person collapses. Smith’s reported heart disease may have put him at higher risk for deadly side effects of the drug.
Can you lose 20 pounds in a month on phentermine?
Several clinical studies have proven that phentermine can boost fat loss. The expected average weight loss with phentermine use is 5% of your initial body weight. Yet, over 12 weeks, it can be as high as 10%. This equates to a weight loss of 10–20 pounds (4.5–9 kg) for a 200 pound (90.7 kg) person ( 8 ).
Can you take phentermine every other day and still lose weight?
We suggest for those women trying to lose 25 lbs or less, you start weaning off the phentermine after the second month. Take the pill every other day for two weeks, then every third day, until you are down to 1 pill a week (usually Sunday) then stop completely.
What drug is similar to phentermine?
The FDA has approved five of these drugs—orlistat (Xenical, Alli), phentermine-topiramate (Qsymia), naltrexone-bupropion (Contrave), liraglutide (Saxenda), and semaglutide (Wegovy)—for long-term use.
Is phentermine bad for your kidneys?
Phentermine can cause elevation of the blood pressure and this can hasten the deterioration of kidney function.
Can you take 2 phentermine a day?
Do not take two doses at one time. Seek emergency medical attention or call the Poison Help line at 1-800-222-1222. An overdose of phentermine can be fatal.
Is phentermine a narcotic?
Phentermine: an appetite-suppressant amphetamine classified as a narcotic in France.
Can phentermine cause weight gain?
If you find yourself gaining weight while taking phentermine see your doctor. Phentermine should be used alongside dietary changes, exercise, and behavioral modification as discussed with your doctor.