Phentermine is a medication used to aid with weight loss. It works by activating your sympathetic (“fight or flight”) nervous system, so it’s called a “sympathomimetic” drug or “stimulant.” Activating your sympathetic nervous system decreases your appetite, and people who take phentermine tend to eat less.
How quickly does phentermine work?
Phentermine is absorbed through the gastrointestinal tract and reaches peak concentrations in the blood in three to 4.4 hours, by which time you should start feeling the effects, alerting you that the drug is working. The short-term effects of Adipex may include: Decreased appetite. Euphoria.
How much weight can you lose on phentermine?
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 ).
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.
How much water should I drink with phentermine?
When taking phentermine you should be drinking at least 8 glasses of water per day in order to improve the functions of your body and assist in the release of water weight, as well as keeping you hydrated and less likely to misinterpret thirst for hunger.
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.
Can you lose 20 pounds in a month?
Simply put, you can lose 20 pounds in several months by eating fewer calories than you do now and exercising vigorously for three to five hours per week using resistance training, interval training, and cardio training.
Is it OK to drink coffee with phentermine?
Interactions between your drugs
No interactions were found between caffeine and phentermine. This does not necessarily mean no interactions exist. Always consult your healthcare provider.
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 happens if you take phentermine too long?
Physical and psychological dependence may occur with the long-term use of phentermine. A withdrawal reaction, which includes excessive drowsiness, fatigue, tremors and depression may occur after prolonged use.
Can phentermine damage your heart?
Phentermine may cause a serious increase in your blood pressure. This may make your heart work harder. The extra stress on your heart may make your heart disease worse.
What happens when you stop taking phentermine?
Behavioural symptoms can also occur during diet pill withdrawal. You may not seem like yourself after you abruptly stop taking the pills. You may experience nervousness, anxiety and irritability. Depression can also set in, accompanied by fatigue and insomnia.