Frequent question: How many hours does phentermine suppress your appetite?

How long does it take for phentermine to suppress your appetite?

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.

Does phentermine suppress appetite all day?

Phentermine belongs to a class of drugs called anorectics, also known as appetite suppressants. Taking phentermine helps suppress your appetite, thereby limiting how many calories you eat. Over time, this can lead to weight loss.

How long after taking phentermine do you eat?

Use the medicine exactly as directed. Phentermine is usually taken before breakfast, or 1 to 2 hours after breakfast.

How should I take phentermine for best results?

How to use Phentermine HCL. Take this medication by mouth as directed by your doctor, usually once a day, 1 hour before breakfast or 1 to 2 hours after breakfast. If needed, your doctor may adjust your dose to take a small dose up to 3 times a day.

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How long does it take for phentermine to kick in?

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.

Does phentermine stop working after a while?

Frequently, the proper course of action is to increase adherence to the diet, rather than change the phentermine. 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.

What time is best to take phentermine?

Phentermine: 18.75 to 37.5 milligrams (mg) once a day, taken before breakfast or 1 to 2 hours after breakfast.

Does caffeine make phentermine less effective?

No interactions were found between caffeine and phentermine. This does not necessarily mean no interactions exist. Always consult your healthcare provider.

Can you take two 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 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.

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.

Can you take phentermine longer than 3 months?

The authors concluded that phentermine is safe and effective for longer-term use—that is, >3 months—for weight loss in low-risk individuals.

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