It may work by decreasing your appetite, increasing the amount of energy used by your body, or by affecting certain parts of the brain. This medication is an appetite suppressant and belongs to a class of drugs called sympathomimetic amines.
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.
Why is phentermine bad for you?
These include stroke, arrhythmia (irregular heartbeat), heart failure, coronary artery disease, valve disease, and uncontrolled high blood pressure. 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.
How much weight can you lose with 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 ).
How does phentermine make you feel?
Restlessness, insomnia, headache, psychosis, dry mouth, rash, sexual dysfunction, an unpleasant taste, and gastrointestinal disturbances may also occur. Treatment of more than a few weeks increases the risk of addiction and dependence on phentermine.
How much water should I drink with phentermine?
Water: The first rule of every diet is to drink lots of water. 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.
How long does it take to start losing weight on phentermine?
Most weight loss takes place within the first six months of using the medication. Since ADIPEX can be addictive, it’s possible to develop a drug dependence or even stimulant use disorder with prolonged and unsupervised use of this medication.
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.
Why is Phentermine making me tired?
Fatigue or tiredness can come as a result of sleepless nights or following a period of over-stimulation, however, adverse effects of phentermine also include drowsiness, fatigue, and reduced energy levels.
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 weight with phentermine without exercise?
Phentermine is a popular weight loss drug that helps suppress appetite. No prescription can replace a healthful diet and exercise. However, drugs, such as phentermine, may help those who struggle to lose weight through diet and exercise alone.
Are you supposed to take phentermine on an empty stomach?
Phentermine is usually taken before breakfast, or 1 to 2 hours after breakfast. Follow your doctor’s dosing instructions very carefully. Never use phentermine in larger amounts, or for longer than prescribed.
Is phentermine a narcotic?
Phentermine: an appetite-suppressant amphetamine classified as a narcotic in France.
Does phentermine come out in a drug test?
Taking phentermine can result in a false positive urine test for amphetamines.
Does phentermine affect your brain?
Summary: Users of widely prescribed diet pills may suffer irreversible loss of brain serotonin nerve terminals, possibly resulting in symptoms of anxiety, depression, cognitive and sleep problems, suggests the first author of a newly published report on fenfluramine side effects.
Why does phentermine work so well?
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.