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Medicine

Trospium

Trospium Chloride Extended-Release Capsules are a muscarinic antagonist indicated for the treatment of overactive bladder (OAB) with symptoms of urge urinary incontinence, urgency, and urinary frequency.

Patient information

Selected manufacturer label information, organised into consistent sections by Sofidex. Read the full label at DailyMed ↗

Drug facts

Used for
Trospium Chloride Extended-Release Capsules are a muscarinic antagonist indicated for the treatment of overactive bladder (OAB) with symptoms of urge urinary incontinence, urgency, and urinary frequency.
How to take it
  • Take one trospium chloride tablet twice daily with water.
  • Take trospium chloride tablets on an empty stomach or at least 1 hour before a meal.
Do not take if
  • have trouble emptying your bladder;
  • have delayed or slow emptying of your stomach;
  • have an eye problem called “uncontrolled narrow-angle glaucoma”;
  • are allergic to trospium chloride tablets or any of its ingredients.

How to take it

Take trospium chloride tablets exactly as prescribed.

  • Take one trospium chloride tablet twice daily with water.
  • Take trospium chloride tablets on an empty stomach or at least 1 hour before a meal.
  • If you take too much trospium chloride tablets, call your local Poison Control Center or go to an emergency room right away.

Side effects, and when to stop

Trospium chloride tablets may cause allergic reactions that may be serious. Symptoms of a serious allergic reaction may include swelling of the face, lips, throat or tongue. If you experience these symptoms, you should stop taking trospium chloride tablets and get emergency medical help right away. The most common side effects with trospium chloride tablets are:

  • dry mouth;
  • constipation;
  • headache.

Trospium chloride tablets may cause other less common side effects, including:

  • trouble emptying the bladder;
  • blurred vision; and drowsiness. Do not drive or operate heavy machinery until you know how trospium chloride tablets affect you. Alcohol can worsen the drowsiness caused by drugs such as trospium chloride tablets.
  • heat prostration. Due to decreased sweating, heat prostration can occur when drugs such as trospium chloride tablets are used in a hot environment.

Tell your doctor if you have any side effects that bother you or that do not go away.

These are not all possible side effects of trospium chloride tablets. For more information, ask your doctor, healthcare professional or pharmacist. How should I store trospium chloride tablets?

  • Keep trospium chloride tablets and all other medicines out of the reach of children.
  • Store trospium chloride tablets at room temperature, 68° to 77°F (20° to 25°C).
  • Safely dispose of trospium chloride tablets that are out of date or that you no longer need.

General information about trospium chloride tablets Medicines are sometimes prescribed for conditions that are not mentioned in patient information leaflets. Do not use trospium chloride tablets for a condition for which it was not prescribed. Do not give trospium chloride tablets to other people, even if they have the same symptoms you have. It may harm them. This leaflet summarizes the most important information about trospium chloride tablets. If you would like more information, talk with your doctor. You can ask your doctor or pharmacist for information about trospium chloride tablet that is written for health professionals. What are the ingredients in trospium chloride tablets? Active Ingredient: trospium chloride. Inactive Ingredients: cellulose microcrystalline, lactose monohydrate, povidone, croscarmellose sodium, colloidal silicon dioxide, purified talc, stearic acid, hypromellose, iron oxide yellow, sucrose, polyethylene glycol, carboxymethyl cellulose, calcium carbonate, titanium dioxide, glycerin, shellac, isopropyl alcohol, ferrosoferric oxide, n-butyl alcohol, propylene glycol, ammonium hydroxide. Rx only

Manufactured for: Macleods Pharma USA, Inc. Princeton, NJ 08540

Manufactured by: Macleods Pharmaceuticals Ltd. Baddi, Himachal Pradesh, INDIA

Revised: September 2024

Who should not take it

Do not take trospium chloride tablets if you:

  • have trouble emptying your bladder;
  • have delayed or slow emptying of your stomach;
  • have an eye problem called “uncontrolled narrow-angle glaucoma”;
  • are allergic to trospium chloride tablets or any of its ingredients.

See the end of this leaflet for a complete list of ingredients. Trospium chloride tablets have not been studied in children under the age of 18 years. What should I tell my doctor before starting trospium chloride tablets? Tell your doctor about all of your medical conditions including if you:

  • have any stomach or intestinal problems or problems with constipation;
  • have trouble emptying your bladder or have a weak urine stream;
  • have an eye problem called narrow-angle glaucoma;
  • have kidney problems;
  • have liver problems;
  • are pregnant or planning to become pregnant. It is not known if trospium chloride tablets can harm your unborn baby.
  • are breastfeeding. It is not known if trospium chloride tablets passes into breast milk and if it can harm your baby. You should talk to your doctor about the best way to feed your baby if you are taking trospium chloride tablets.

Tell your doctor about all the medicines you take including prescription and nonprescription medicines, vitamins and herbal supplements. Trospium chloride tablets and certain other medicines can interact and make some side effects worse. Trospium chloride tablets can affect how other medicines are handled by the body. Know all the medicines you take. Keep a list of them with you to show your doctor and pharmacist each time you get a new medicine.

Cite this page

NLM

sofidex [Internet]. Daloreum; c2026. Trospium; [reviewed 2026 Aug 3; cited 2026 Nov 10]. Available from: https://sofidex.com/patients/medicines/trospium

APA 7th

sofidex. (2026, August 3). Trospium. Daloreum. Retrieved November 10, 2026, from https://sofidex.com/patients/medicines/trospium

AMA 11th

Trospium. sofidex. Reviewed August 3, 2026. Accessed November 10, 2026. https://sofidex.com/patients/medicines/trospium

The cited date is today’s, because a citation records when you read the page. The reviewed date is when a clinician last checked it.