If you’re looking at treatment options for obesity, you may want to learn more about phentermine (Adipex-P, Lomaira).

Phentermine is a generic prescription drug that’s used to help with weight loss in adults. Phentermine is for short-term use in people with certain conditions related to their weight. It’s prescribed along with exercise and a low-calorie diet.

Phentermine belongs to a drug class called anorectics. (A drug class is a group of medications that work in a similar way.) Anorectics are more commonly known as appetite suppressants.

This article gives details about phentermine and cost, and about how you might save money on your prescriptions.

Note: For more details on phentermine, see this in-depth article.

The price you pay for phentermine can vary. Your cost may depend on your treatment plan, your insurance coverage, and the pharmacy you use.

To find out how much you’ll pay for phentermine, talk with your doctor, pharmacist, or insurance provider.

Below are answers to some frequently asked questions about phentermine and cost.

What’s the price of phentermine without insurance?

The price you’ll pay for phentermine without insurance is generally more than you’ll pay with insurance.

Your actual cost of phentermine will vary. Among other factors, the price depends on your location and the number of tablets or capsules you buy. To find out the exact cost of phentermine without insurance, talk with your doctor or pharmacist.

Does the cost of phentermine vary depending on the strength?

Yes, the cost of phentermine can vary depending on the strength. The cost may also depend on the form of phentermine you use.

The chart below shows the available forms and strengths of phentermine.

Tablets8 milligrams (mg), 37.5 mg
Disintegrating tablets15 mg, 30 mg, 37.5 mg
Capsules15 mg, 30 mg, 37.5 mg

To learn more about the prices of the different strengths and forms of phentermine, talk with your doctor or pharmacist.

Whether you can find a brand-name version of phentermine depends on the drug’s form.

Phentermine comes in three forms:

  • tablets
  • disintegrating tablets
  • capsules

Phentermine disintegrating tablets only come as a generic drug. This form of the drug is not currently available in a brand-name version.

Phentermine tablets come in brand-name versions called Adipex-P and Lomaira. Phentermine capsules also come in a brand-name version called Adipex-P.

A generic drug is an exact copy of the active drug in a brand-name medication. The generic is considered to be just as safe and effective as the original drug. And generics tend to cost less than brand-name drugs.

To find out how the costs of Adipex-P, Lomaira, and phentermine tablets or capsules compare, talk with your doctor, pharmacist, or insurance provider.

If your doctor has prescribed phentermine tablets or capsules and you’re interested in using Adipex-P or Lomaira instead, talk with your doctor. They may have a preference for one version or the other. In addition, you’ll need to check with your insurance provider. This is because it may only cover one drug or the other.

If you need help covering the cost of phentermine or understanding your insurance, check out these websites:

On these sites, you can find insurance information, details on drug assistance programs, and links to savings cards and other services.

If you have questions about how you can pay for phentermine, you may also want to talk with your doctor or pharmacist.

If you still have questions about the cost of phentermine, talk with your doctor or pharmacist. They may be able to give you a better idea of what you’ll pay for this drug. But if you have health insurance, you’ll need to talk with your insurance provider to learn the actual cost you’d pay for phentermine.

Examples of questions you may want to ask your doctor or insurance provider include:

  • Are there other lower-cost drugs that could treat my condition?
  • Which form of phentermine does my insurance cover?
  • Am I able to get a 90-day supply of phentermine?
  • Can I use a mail order pharmacy to fill my phentermine prescription?

Disclaimer: Healthline has made every effort to make certain that all information is factually correct, comprehensive, and up to date. However, this article should not be used as a substitute for the knowledge and expertise of a licensed healthcare professional. You should always consult your doctor or other healthcare professional before taking any medication. The drug information contained herein is subject to change and is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. The absence of warnings or other information for a given drug does not indicate that the drug or drug combination is safe, effective, or appropriate for all patients or all specific uses.