Tips. Administer before breakfast or one-to-two hours after breakfast. Avoid late evening administration as this may cause insomnia. Some people may benefit from a twice-daily dosage regimen.
Does phentermine insomnia go away?
Insomnia: Because it is a stimulant, phentermine will most likely keep you awake if you take it too late in the day. This side effect also decreases in most patients after they have been on the medication for several weeks.
Does phentermine make it hard to sleep?
The most common side effects of phentermine are dry mouth, insomnia, and constipation. Although all sympathomimetic agents can increase blood pressure and heart rate, these abnormalities usually do not occur with phentermine therapy in the presence of weight loss.
How long does phentermine keep you awake?
How Long Does Adipex Last? Adipex has a half-life of about 20 hours, which is the time it takes for half of the dosage to be metabolized by the liver or excreted unchanged in the urine.
Can you take phentermine at night before bed?
Talk with your doctor before starting an exercise program. To avoid trouble with sleeping, take the last dose of the day about 4 to 6 hours before bedtime, unless your doctor tells you otherwise.
What should you not 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.
What happens if you don’t eat on phentermine?
Phentermine is a once a day medication that should be taken first thing in the morning. Taking the medication on an empty stomach or with food is not as important as making sure to take it early in the day. One of the side effects of phentermine is energy and focus which can lead to insomnia or trouble sleeping.
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.
Why is my phentermine making me sleepy?
Why am I tired on Phentermine? 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.
Is it OK to skip a day of phentermine?
What should I do if I missed a dose of Phentermine (Lomaira)? Take the medicine as soon as you can, but skip the missed dose if it is late in the day. Do not take two doses at one time.
How much weight can you lose in a month on 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.
Why is phentermine not working?
However, if phentermine doesn’t work, stops working, or has an intolerable side-effect, you should ask your physician to switch to a different weight loss medicine. There are lots of options. Some people have to take other medications which cause weight-gain; other patients have genetic obesity.
Does coffee make phentermine less effective?
Phentermine is a weight loss medication from the psychostimulant family of drugs. While no specific interactions exist between caffeine and phentermine, combining the two can lead to unwanted side effects.
Can I take vitamins while taking phentermine?
Phentermine oral capsule can interact with other medications, vitamins, or herbs you may be taking. An interaction is when a substance changes the way a drug works. This can be harmful or prevent the drug from working well. To help avoid interactions, your doctor should manage all of your medications carefully.
How do I maintain my weight after phentermine?
For effective weight control, it is important to stay physically active. Active lifestyle not only saves your normal body weight, but also helps to stay active and energetic throughout the day. Those people, who take Phentermine, know that hypocaloric diet helps to reduce the body weight and improves overall health.
Do you gain weight back after phentermine?
While phentermine can be a powerful weight loss aid, the only proven way to shed weight and keep it off in the long term is to engage in healthy lifestyle behaviors ( 23 , 24 ). Without making these habit changes, you may gain back any weight you’ve lost — and possibly more — once you stop taking phentermine ( 25 ).
Can you gain weight while on phentermine?
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. Do not drive or operate machinery if this medicine impairs your judgment.
Does phentermine make you crazy?
Like many other sympathomimetics, phentermine is known to induce psychotic symptoms. Thus, phentermine associated psychotic symptoms have been reported repeatedly since 1960s.
Does phentermine cause you to be emotional?
26) Additionally, the prescription information for Adipex-P® (Teva Pharmaceuticals USA, Sellersville, PA, USA) also includes euphoria and dysphoria as possible adverse effects. 27) Consequently, phentermine may affect mood.
Does phentermine help ADHD?
Considering its similarity to amphetamines, phentermine has anecdotally been used off label to treat ADHD. It is possible that increasing norepinephrine concentrations in the brain could help improve function and symptoms, such as improved attention, reduced impulsivity, in patients with ADHD.