Why Is My Phentermine Not Working Anymore?

How can I lose weight with phentermine?

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..

Is topiramate phentermine?

Phentermine is in a class of medications called anorectics. It works by decreasing appetite. Topiramate is in a class of medications called anticonvulsants. It works by decreasing appetite and by causing feelings of fullness to last longer after eating.

How long does it take for phentermine to stop working?

After taking the lowest dose for 14 days, your doctor can choose to progress you to a higher dose. The medication should be discontinued if you don’t lose 5% of your body weight after 12 weeks on the highest daily dose.

What is the success rate of phentermine?

Studies on the effect of phentermine alone on weight reduction have shown a mean weight loss of approximately 5% over a short-term period (no studies of safety or efficacy beyond one year have been done) (9, 10, 11, 12).

Can phentermine be taken 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.

What should I eat while taking phentermine?

Good sources of protein are skinless chicken and turkey, tofu, fish, low-fat dairy, lean beef, eggs, and nuts. Fiber: While fiber is not a magic weight-loss weapon, healthy high-fiber foods make you feel full, so you can resist eating more food than you need.

What is the best prescription weight loss pill?

There are prescription medicines that help with weight loss: Belviq (lorcaserine), Qsymia (phentermine/topiramate), Contrave (bupropion/naltrexone), and Saxenda (liraglutide). These are only available through a prescription from a healthcare provider. Each one has certain indications based on the medical evaluation.

What is the half life of phentermine?

Metabolism and Excretion: Phentermine– metabolized by the liver; Topiramate– 70% excreted unchanged in urine. Half-life: Phentermine– 19–24 hr; Topiramate– 21 hr.

Does phentermine stop working after a while?

The amount of time that phentermine lasts varies based on the individual. Some people have no effect from phentermine, others notice the original impact wears off quickly while others will experience the same effect for several weeks to several months.

What to do when phentermine no longer works?

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 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.

Can I take more than 37.5 mg of phentermine a day?

Do not take more of it, do not take it more often, and do not take it for a longer time than your doctor ordered. If you take too much of this medicine, it may become habit-forming (causing mental or physical dependence).