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.
Is it better to take phentermine 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.
What are the bad side effects of phentermine?
Dizziness, dry mouth, difficulty sleeping, irritability, nausea, vomiting, diarrhea, or constipation may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly. This medication may raise your blood pressure.
How many hours does it take for phentermine to wear off?
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 I lose 20 pounds in a month on 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 ).
Does phentermine affect your brain?
Phentermine increases release of neurotransmitters which simulate metabolism and suppress appetite. Phentermine is a “sympathomimetic” because it simulates the release and inhibition of certain neurotransmitters in your brain. Essentially it tricks your mind into feeling full!
Can you take 2 37.5 phentermine a day?
Typical starting dosage: One 37.5-mg capsule each day. Take it in the morning before breakfast, or 1–2 hours after breakfast. Maximum dosage: 37.5 mg per day.
How should I take Phentermine for best results?
- Adults and children 17 years of age and older— Lomaira™: One tablet three times a day, taken 30 minutes before meals. Phentermine: 18.75 to 37.5 milligrams (mg) once a day, taken before breakfast or 1 to 2 hours after breakfast.
- Children 16 years of age and younger—Use is not recommended.
What should you not take with phentermine?
You should not take phentermine if you are taking a class of drugs known as MAO inhibitors, and you should consult with your doctor if you are taking anti-depressants including Prozac, Zoloft, Lexapro or Wellbutrin.
Can phentermine affect your mood?
Tell your doctor immediately if any of these unlikely but serious side effects occur: fast/irregular/pounding heartbeat, mental/mood changes (e.g., agitation, uncontrolled anger, hallucinations, nervousness), uncontrolled muscle movements, change in sexual ability/interest.
Does phentermine make your hair fall out?
Weight loss medications like phentermine can cause hair loss, but the side effect isn’t often listed. This is because dieters who lose their hair are often also nutrient-deficient or may have underlying health conditions contributing to their hair loss.
What happens when you stop taking phentermine?
Abrupt cessation of long-term phentermine therapy does not induce amphetamine-like withdrawal. Long-term phentermine therapy does not induce phentermine cravings. Symptoms observed after abrupt phentermine cessation represent loss of therapeutic effect and are not withdrawal.
Does phentermine show up in a drug test?
Taking phentermine can result in a false positive urine test for amphetamines.
Is phentermine a narcotic?
Phentermine: an appetite-suppressant amphetamine classified as a narcotic in France. Is a combination with topiramate on the horizon?
Can you take phentermine every other day?
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.