Navigation

Belviq vs. Ionamin

Are Belviq and Ionamin the Same Thing?

Belviq (lorcaserin hydrochloride) and Ionamin (phentermine resin) are used for treatment of chronic weight management in adults with a body mass index (BMI) of 30 or greater (obese) as an addition to a reduced-calorie diet and exercise and who have at least one weight-related condition such as high blood pressure (hypertension), type 2 diabetes, or high cholesterol (dyslipidemia).

Belviq and Ionamin belong to different drug classes. Belviq is a serotonin 2C receptor agonist and Ionamin is a stimulant.

What Are Possible Side Effects of Belviq?

Common side effects of Belviq include:

What Are Possible Side Effects of Ionamin?

Common side effects of Ionamin include:

  • dizziness,
  • dry mouth or unpleasant taste in the mouth,
  • difficulty sleeping (insomnia),
  • irritability,
  • restlessness,
  • hyperactivity,
  • nausea,
  • vomiting,
  • diarrhea,
  • constipation,
  • headache,
  • tremors,
  • increased or decreased interest in sex, or impotence

What Is Belviq?

Belviq (lorcaserin hydrochloride) is a serotonin 2C receptor agonist indicated for the treatment of chronic weight management in adults with a body mass index (BMI) of 30 or greater (obese) as an addition to a reduced-calorie diet and exercise. Belviq is also approved for use by adults with a BMI of 27 or greater (overweight) and who have at least one weight-related condition such as high blood pressure (hypertension), type 2 diabetes, or high cholesterol (dyslipidemia).

What Is Ionamin?

Ionamin (phentermine resin) is a stimulant used together with diet and exercise to treat obesity (overweight) in people with risk factors such as high blood pressure, high cholesterol, or diabetes.

What Drugs Interact With Belviq?

Belviq may interact with antidepressants, including selective serotonin reuptake inhibitors (SSRIs), serotonin-norepinephrine reuptake inhibitors (SNRIs), monoamine oxidase inhibitors (MAOIs), triptans, bupropion, dextromethorphan, or St. John's Wort. Tell your doctor all medications you use.

What Drugs Interact With Ionamin?/h3>

Ionamin may interact with blood pressure medications, insulin or oral diabetes medications, guanethidine, or antidepressants.

How Should Belviq Be Taken?

Belviq is taken orally. The recommended dosage of Belviq is one 10mg tablets taken twice per day. Belviq should be discontinued if 5% weight loss is not achieved by week 12 of therapy.

How Should Ionamin Be Taken?

The dose of Ionamin is one capsule daily, before breakfast or 10-14 hours before retiring.

Disclaimer

All drug information provided on RxList.com is sourced directly from drug monographs published by the U.S. Food and Drug Administration (FDA).

Any drug information published on RxList.com regarding general drug information, drug side effects, drug usage, dosage, and more are sourced from the original drug documentation found in its FDA drug monograph.

Drug information found in the drug comparisons published on RxList.com is primarily sourced from the FDA drug information. The drug comparison information found in this article does not contain any data from clinical trials with human participants or animals performed by any of the drug manufacturers comparing the drugs.

The drug comparisons information provided does not cover every potential use, warning, drug interaction, side effect, or adverse or allergic reaction. RxList.com assumes no responsibility for any healthcare administered to a person based on the information found on this site.

As drug information can and will change at any time, RxList.com makes every effort to update its drug information. Due to the time-sensitive nature of drug information, RxList.com makes no guarantees that the information provided is the most current.

Any missing drug warnings or information does not in any way guarantee the safety, effectiveness, or the lack of adverse effects of any drug. The drug information provided is intended for reference only and should not be used as a substitute for medical advice.

If you have specific questions regarding a drug’s safety, side effects, usage, warnings, etc., you should contact your doctor or pharmacist, or refer to the individual drug monograph details found on the FDA.gov or RxList.com websites for more information.

You may also report negative side effects of prescription drugs to the FDA by visiting the FDA MedWatch website or calling 1-800-FDA-1088.