Gemtesa (vibegron) is a brand-name drug that’s prescribed for overactive bladder in adults. Gemtesa comes as an oral tablet that’s typically taken once per day. The dosage can vary based on your health history.

Gemtesa belongs to a drug class called beta-3 adrenergic agonists. Gemtesa is not available in a generic version.

Keep reading for specific information about the dosage of Gemtesa, including its strength and how to take the medication. For a comprehensive look at Gemtesa, including its side effects, see this article.

Note: This article describes typical dosages for Gemtesa provided by the drug’s manufacturer. When taking Gemtesa, always follow the dosage prescribed by your doctor.

Below is information about Gemtesa’s form, strength, and dosage.

Gemtesa form

Gemtesa comes as an oral tablet.

Gemtesa strength

Gemtesa comes in one strength: 75 milligrams (mg).

Typical dosage

The following information describes the dosage that’s commonly used or recommended. However, be sure to take the dosage your doctor prescribes for you. Your doctor will determine the best dosage to fit your needs.

Dosage for overactive bladder

The typical dosage for overactive bladder in adults is 75 mg once per day.

Long-term treatment

Gemtesa is meant to be taken as a long-term treatment. If you and your doctor determine that Gemtesa is safe and effective for you, you’ll likely take it long term.

The Gemtesa dosage your doctor prescribes will depend on several factors. These include:

  • how well your kidneys are working
  • how well your liver is working
  • whether you take other medications with Gemtesa

Other medical conditions you have may also affect your Gemtesa dosage.

If you have questions about your Gemtesa dosage, talk with your doctor.

Gemtesa comes as an oral tablet that you’ll swallow whole with a full glass of water. You can take the medication with or without food.

If you have trouble swallowing tablets, you can crush the tablet and mix it with 1 tablespoon of applesauce. Be sure to swallow the mixture right away and drink a full glass of water.

For other tips on how to take this form of medication, see this article. You can also talk with your doctor or pharmacist.


Some pharmacies offer labels with large print, braille, or a code you scan with a smartphone to convert text to speech. If your local pharmacy doesn’t have these options, your doctor or pharmacist might be able to recommend a pharmacy that does.

If you’re having trouble opening medication bottles, ask your pharmacist about putting Gemtesa in an easy-open container. They also may recommend tools that can make it easier to open bottles.

If you miss a dose of Gemtesa, take it as soon as you remember. If it’s almost time for your next dose, skip the missed dose and take the scheduled dose. Do not take two doses to make up for the missed dose.

If you’re unsure whether to take or skip a missed dose, ask your doctor or pharmacist.

To help make sure that you don’t miss a dose, try using a medication reminder. This can include setting an alarm or using a timer. You could also download a reminder app on your phone.

It’s important that you do not take more Gemtesa than your doctor prescribes. For some medications, taking more than the recommended amount may lead to side effects or overdose. (To learn about possible side effects with Gemtesa, see this article.)

If you take more than the recommended amount of Gemtesa

Call your doctor right away if you believe you’ve taken too much Gemtesa. Another option is to call America’s Poison Centers at 800-222-1222 or use its online tool. If you have severe symptoms, immediately call 911 or your local emergency number, or go to the nearest emergency room.

Below are some frequently asked questions about Gemtesa’s dosing.

What is the best time of day to take Gemtesa?

There’s no best time of day to take Gemtesa. However, you should try to take your dose at the same time each day. This helps keep a steady amount of medication in your body so Gemtesa can work effectively. Also, taking your dose at the same time may make it easier to remember.

Talk with your doctor or pharmacist if you have questions about when to take Gemtesa.

Does Gemtesa require dosage modifications in older adults?

No, Gemtesa doesn’t require a dosage modification in adults ages 65 years and older. However, factors other than age may affect your dosage. For details, see the “Factors that can affect your dosage” section above.

If your doctor recommends Gemtesa, they’ll determine an appropriate dosage for you based on your health history.

The Gemtesa dosage in this article is the typical dosage provided by the drug’s manufacturer. If your doctor recommends Gemtesa for you, they’ll prescribe the dosage that’s right for you. Always follow the dosage that your doctor prescribes.

As with any drug, never change your dosage of Gemtesa without your doctor’s recommendation. If you have questions about the dosage of Gemtesa that’s best for you, talk with your doctor.

Besides learning about dosage, you may want other information about Gemtesa. These additional articles might be helpful:

  • More about Gemtesa. For information about other aspects of Gemtesa, refer to this article.
  • Details about your condition. For details about overactive bladder (OAB), see our list of OAB articles.

Disclaimer: Medical News Today 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 another 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.