Phentermine

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Where is Phentermine used?

Phentermine is a short-term weight loss medicine that the U.S. Food and Drug Administration (FDA) has approved. This is a complementary remedy for people who find it difficult to lose weight after making diet and lifestyle changes support a moderate weight.

Weight loss results may also depend on the person’s overall changes to their diet and lifestyle. This includes calorie restriction, exercise, and a healthful diet. People who are taking Phentermine lost more weight and had fewer cravings.

How does Phentermine work?

Phentermine works by activating your sympathetic or also known as the fight or flight nervous system. This medicine is called a stimulant or sympathomimetic drug. Activating your sympathetic nervous system lessens your appetite. People who are taking this medication tend to eat less. This leads to an energy deficit which means that you are burning more calories than you are eating and weight loss.

How is Phentermine taken?

Changing what you drink, eat, and your activity levels are always the first steps for trying to lose weight. Several individuals still need additional assistance. Phentermine is a medication used in certain situations to aid with weight loss.

The usual daily dose of this medicine is 15 mg to 37.5 mg. Each medicine can be given in one dose or into two divided doses which can be taken in the morning and at night. Lately, a new formulation of this medicine became available in 8 mg doses, which can be given up to three times each day. 

You must try to be on the lowest dosage that is effective for you due to potential side effects. The dose must allow you to successfully lose weight. Follow carefully the instructions given by your healthcare provider.

What are the precautions in taking Phentermine?

  • Do not take this medicine if you are not obese or overweight.
  • Phentermine is also not recommended for use in people with poorly controlled high blood pressure, heart disease, or hyperthyroidism.
  • Taking a dose of this prescription should not be done by anyone who has a history of drug misuse.
  • Lots of people do experience side effects with phentermine. Common side effects include fast heart rate, high blood pressure, irregular heart rate, anxiety, or insomnia. Constipation or dry mouth must be regularly reported if it occurs.
  • To avoid drug interactions you must talk with your doctor about the medications and supplements that you may be taking. Drugs of special concern include those used to treat depression and similar conditions including MAOIs and SSRIs.
  • Your doctor should be informed about any previous heart conditions including arteriosclerosis or high blood pressure, as well as if you have hyperthyroidism. It is also best to prevent using alcohol while taking this medicine. Doing so may increase your risk of side effects.
  • In some cases, taking this medication can make someone unable to operate heavy machinery or drive. It is recommended that people need to take time away from work when they have a dose of Phentermine. Do these things unless you are sure how the medicine affects you.