Does phentermine speed up weight loss?

Phentermine may help lower your appetite, so people who take phentermine tend to eat less. This can lead to an energy deficit (meaning you are burning more calories than you are eating) and potential weight loss.


How fast does phentermine work for weight loss?

Effective for weight loss

The average weight loss when taking phentermine is 3% of your initial body weight after 3 months and 5–7% after 6 months. Some people report even more weight loss than this ( 5 , 6 , 9 , 10 ).

How much weight should you lose in a week on phentermine?

Depending on your lifestyle and the changes you make once you start, it's possible to lose several pounds the first week as your body sheds water weight. That being said, the recommended weekly rate of weight loss is one to two pounds.


How much weight can you lose in a month with phentermine?

Based on these three studies, you can expect to lose roughly 3 to 6 lbs. per month, if you are a woman, and 5 to 8 lbs. per month, if you are a man, using a combination of phentermine and a low-calorie diet.

How quickly does phentermine start working?

The bottom line is that phentermine works in just three to 4.4 hours. However, it may take a couple of weeks before you start to notice that you're losing weight. To see your results as quickly as possible, you should try to minimize your consumption of carbohydrates, stay hydrated, and stay as active as possible.


What is Phentermine? How does Phentermine help with weight loss?



When does phentermine peak?

After ingestion, phentermine reaches peak concentrations in 3 to 4.4 hours. The drug's half-life is about 25 hours. A half-life is the time it takes for half of the dose of the drug to be metabolized by the liver or be excreted unaltered through the urine.

What not to take with phentermine?

Avoid taking MAO inhibitors (isocarboxazid, linezolid, metaxalone, methylene blue, moclobemide, phenelzine, procarbazine, rasagiline, safinamide, selegiline, tranylcypromine) during treatment with this medication. Most MAO inhibitors should also not be taken for two weeks before treatment with this medication.

Does phentermine burn fat or muscle?

Phentermine is a prescription weight loss medication. It is an appetite suppressant. Individuals taking phentermine lose weight because they are less hungry and thus consume fewer calories. Phentermine does not cause you to burn fat and does not affect your metabolism.


Why does phentermine work so well?

It works by activating your sympathetic (“fight or flight”) nervous system, so it's called a “sympathomimetic” drug or “stimulant.” Phentermine may help lower your appetite, so people who take phentermine tend to eat less.

How can I make phentermine work better?

Tips for Using Phentermine Most Effectively
  1. Follow a Healthy Diet.
  2. Stick to an Exercise Regimen.
  3. Drink Plenty of Water.
  4. Get Enough Sleep.


How much weight can you lose in 2 months on phentermine?

You can really only use it for 2-3 months at a time at which point you need to give your body a break. Yes, you may lose 5-15 pounds during the 2-3 months that you take Phentermine but that weight will come back 99% of the time within another 3-6 months.


What should I eat while taking phentermine?

What To Eat On Phentermine
  • Water: The first rule of every diet is to drink lots of water. ...
  • Protein: When dieting, it is important that you consume enough protein. ...
  • Fiber: While fiber is not a magic weight-loss weapon, healthy high-fiber foods make you feel full, so you can resist eating more food than you need.


What's the most effective weight loss pill?

Phentermine-Topiramate extended release (Qsymia) is the most effective weight loss drug available to date. It combines an adrenergic agonist with a neurostabilizer. Daily doses with four strengths start at 3.75/23mg to 15mg/92mg. Adults with migraines and obesity are good candidates for this weight loss medication.

How do I know if phentermine is working?

Right after the first dose, phentermine starts to work and is absorbed through the GI tract instantly. The peak plasma concentration of phentermine is achieved within 4.4 hours, after this time users will begin to see the effects of appetite suppression and tolerance against binge-eating.


Is it best to take phentermine on an empty stomach?

How and when should I take Phentermine? Phentermine should be taken on a empty stomach, once daily, prior to breakfast. Phentermine may disrupts normal sleep patterns, avoid taking a dose late in the day.

Does phentermine make you poop?

Phentermine may cause constipation. But there have also been reports of diarrhea in some people taking it. Whether you experience constipation or diarrhea while on phentermine, hydration is important.

What is the ingredient in phentermine that makes you happy?

Phentermine also appears to increase levels of norepinephrine, dopamine, and serotonin by inhibiting their reuptake and inhibiting monoamine oxidase enzymes.


Does phentermine boost your energy?

Phentermine is effective in treating chronic fatigue, even though it is frequently used in Orange County to aid in medical weight loss. Phentermine can reduce appetite as well as boost energy and prevent exhaustion during the day or after exercise.

How long can you stay on phentermine?

The combined drug is approved for long-term use. Phentermine is approved for use for up to 12 weeks. But weight management can take time. So some health care providers might order it for longer use.

Does phentermine mess with your hormones?

Phentermine does not directly disrupt hormone balance or influence estrogen-like hormones. However, it might indirectly do so since a quick weight loss might make hormonal abnormalities more likely.


Can I have caffeine while taking phentermine?

Notes for Consumers: Limit Caffeine intake (examples: coffee, teas, colas, chocolate, and some herbal supplements) while taking Phentermine. Also avoid medicines containing additional Caffeine whenever possible. Side effects from Phentermine may get worse if you take excessive Caffeine.

Is phentermine hard on your heart?

The main cardiovascular adverse effects are palpitations, mild tachycardia and elevated blood pressure. Cardiovascular contraindications for the use of phentermine are a history of coronary artery disease, stroke, arrhythmias, congestive heart failure and uncontrolled hypertension.

How to prevent hair loss on phentermine?

Make Adjustments to Your Diet

Zinc and iron are two major nutrients you need for healthy hair growth. Eating crab, cashews and oatmeal can help you get more zinc. For iron, you could try and eat more spinach and seafood. Biotin is another nutrient needed for hair growth.


Do you gain weight after phentermine?

While phentermine may help one achieve short-term weight loss, it achieves this without building healthy habits. Thus, weight rebound is likely to happen. Phentermine use is also associated with a range of side effects and complications.

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