How much weight do you lose the first week on phentermine?

Depending on your lifestyle and the changes you make once you start, it’s possible to lose several pounds the first week as your body sheds water weight. That being said, the recommended weekly rate of weight loss is one to two pounds. Losing weight slowly and steadily ensures your body is losing fat and not muscle.

How much weight do you lose on phentermine?

Effective for weight loss The average weight loss when taking phentermine is 3% of your initial body weight after 3 months and 5–7% after 6 months. Some people report even more weight loss than this ( 5 , 6 , 9 , 10 ).

Is 15 mg of phentermine safe?

The recommended maximum dosage of phentermine is 15 mg daily for patients with severe renal impairment (eGFR 15 to 29 mL/min/1.73m2).

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.

How much weight should you lose 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.

How long does 15 mg of phentermine last?

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. It takes five to six half-lives for Adipex to be completely eliminated from your system.

Can you drink caffeine while taking phentermine?

Both phentermine and caffeine are stimulants. They both can cause insomnia, increased heart rate and jitteriness. It is likely that if you use caffeine while taking phentermine these side effects will be increased. It is recommended that you limited you caffeine use while taking phentermine.

When should I take phentermine 15mg?

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. Carefully follow your doctor’s instructions.