Phentermine oral capsule doesn’t cause drowsiness, but it can cause trouble sleeping. It can also cause other side effects.
Does phentermine cause insomnia?
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 can I prevent insomnia while taking phentermine?
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.
Is it best to take phentermine in the morning or at night?
The medication is usually taken with or without food once a day in the morning. This medication may cause difficulty falling asleep or staying asleep if it is taken in the evening. Take phentermine and topiramate at around the same time every day.
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.
How long does phentermine keep you awake?
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. It takes five to six half-lives for Adipex to be completely eliminated from your system.
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 do I make phentermine work better?
How to make phentermine more effective?
- Drink enough water.
- Have proper nutrition.
- Combine weight-bearing exercises with cardio.
- Establish a long-term healthy lifestyle.
What are the bad side effects of phentermine?
Common side effects of phentermine include:
- Increased heart rate.
- Tingling or prickling feeling in hands or feet.
- Dry mouth.
What should you not take with phentermine?
Avoid taking MAO inhibitors (isocarboxazid, linezolid, 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.
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 many hours does phentermine last?
How long does phentermine stay in my body? Phentermine is a long acting medication. While its peak appetite suppressant effect occurs after an hour or two, in most cases it remains effective for 6 to 8 hours or longer. Its takes more than 24 hours for the medication to be completely eliminated from the body.
How long can you take phentermine 37.5 mg?
Phentermine should only be used for short-term use (less than 12 weeks at a time) to help with weight loss.
How much weight can I 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.
Can you exercise while taking phentermine?
While these benefits of taking Phentermine are important in the weight loss process, they should never take the place of a healthy diet and regular exercise.