This website provides educational information about medicines and active ingredients. It does not replace medical advice, diagnosis or treatment from a qualified healthcare professional.
Dosage & Side Effects

Sulindac: Uses, Side Effects, Warnings and Interactions

Quick summary Sulindac is a nonsteroidal anti-inflammatory drug (NSAID) used to help relieve pain and inflammation. This guide covers its common uses, possible side effects, interactions, warnings, missed-dose advice, and key safety points to...

Educational content Use this article as a starting point for understanding the topic.
Check with a professional Ask a doctor or pharmacist before changing any medicine.
Safety first Side effects, interactions and risks depend on each person.
Medical disclaimer

This content is for educational purposes only and does not replace medical advice, diagnosis or treatment from a qualified healthcare professional.

Quick summary

Sulindac is a nonsteroidal anti-inflammatory drug (NSAID) used to help relieve pain and inflammation. This guide covers its common uses, possible side effects, interactions, warnings, missed-dose advice, and key safety points to review with a healthcare professional.

Medical disclaimer: This article is for general information only and does not replace advice from a doctor, pharmacist, or the official patient leaflet. Do not use it to diagnose a condition or to decide on treatment changes.

What is sulindac?

Sulindac is a nonsteroidal anti-inflammatory drug, or NSAID. It is used to help reduce pain and inflammation. Like other NSAIDs, it works by lowering the body’s production of prostaglandins, which are substances involved in pain and swelling.

Sulindac is available as an oral tablet, and the original content notes 150 mg and 200 mg strengths. The exact dose and duration depend on the condition being treated and the prescriber’s instructions.

What is sulindac used for?

Sulindac is primarily used for conditions where pain and inflammation are part of the problem. The original content mentions these uses:

  • Arthritis: including osteoarthritis and rheumatoid arthritis.
  • Gout: to help with pain and swelling during gout attacks.
  • Other inflammatory conditions: such as ankylosing spondylitis and shoulder pain.

Whether sulindac is appropriate depends on the person’s medical history, symptoms, and other medicines they take.

How does sulindac work?

Sulindac belongs to the NSAID class. By reducing prostaglandin production, it can help ease pain, swelling, and stiffness linked to inflammation. This is why it is used in conditions such as arthritis and gout.

Possible side effects of sulindac

Side effects can range from mild to serious. The original content lists the following common effects:

  • Nausea
  • Vomiting
  • Diarrhea
  • Headache
  • Dizziness
  • Rash or itching

More serious problems can also occur. The original content highlights:

  • Gastrointestinal bleeding
  • Heart attack or stroke
  • Severe allergic reactions

If unusual or severe symptoms appear, medical advice should be sought promptly.

Drug interactions with sulindac

Sulindac can interact with other medicines and increase the risk of side effects or reduce treatment effectiveness. The original content specifically mentions:

  • Other NSAIDs or corticosteroids: may increase the risk of gastrointestinal problems.
  • Blood thinners such as warfarin: may increase bleeding risk.
  • Certain antihypertensive medicines: may be less effective when used with sulindac.

It is important to tell a doctor or pharmacist about all prescription medicines, over-the-counter products, and supplements before using sulindac.

Warnings and precautions

The original content highlights several important warnings:

  • Cardiovascular risk: sulindac may increase the risk of heart attack or stroke, especially in people with existing heart disease.
  • Gastrointestinal risk: there is a risk of bleeding, particularly in older adults or people with a history of ulcers.
  • Kidney function: long-term use may affect kidney function, so monitoring may be needed in people with kidney problems.

Anyone with a complex medical history should review these risks with a healthcare professional before use.

Who should not use sulindac?

The original content lists these contraindications:

  • Known hypersensitivity to sulindac or any ingredient in the formulation
  • Active gastrointestinal bleeding
  • Peptic ulcer disease
  • Severe renal impairment

If there is any uncertainty about whether sulindac is suitable, the official leaflet and a clinician’s advice should be checked.

What to do if a dose is missed

If a dose is missed, the original content advises taking it when remembered unless it is close to the next scheduled dose. In that case, the missed dose should be skipped and the regular schedule continued. Doubling up is not recommended.

Using reminders or a pill organizer may help keep the schedule consistent.

How long sulindac stays in the body

The original content states that sulindac has a half-life of about 7 to 17 hours. That means it may take several days to be fully cleared from the body after the last dose. Age, kidney function, and overall health can affect this timing.

Any questions about how long it remains in the system should be discussed with a healthcare professional.

Practical safety points to verify

Before using sulindac, it is sensible to confirm the following with a doctor or pharmacist:

  • Whether it is appropriate for the condition being treated
  • Whether any current medicines may interact with it
  • Whether there is a history of ulcers, bleeding, heart disease, or kidney problems
  • What symptoms should prompt urgent medical attention

Frequently asked questions

▸ What are the long-term side effects of sulindac?

The original content notes that long-term use can be associated with gastrointestinal complications, cardiovascular problems, and kidney issues. Regular monitoring may be needed.

▸ Does sulindac make you sleepy?

Drowsiness is not listed as a common effect in the original content, but some people may feel tired or dizzy. Caution is sensible until you know how it affects you.

▸ What is sulindac 200 mg used for?

The original content says sulindac 200 mg is used for pain and inflammation, including conditions such as arthritis and gout. The exact use depends on the prescriber’s instructions.

▸ What are the main warnings for sulindac?

The main warnings mentioned are cardiovascular risk, gastrointestinal bleeding, and possible kidney function problems. These risks may be more important in certain people.

▸ What are the contraindications of sulindac?

The original content lists allergy to sulindac, active gastrointestinal bleeding, peptic ulcer disease, and severe renal impairment as contraindications.

▸ How long does sulindac stay in your system?

The original content states that sulindac’s half-life is about 7 to 17 hours, so it may take several days to clear completely. This can vary from person to person.

Safety reminder: If you notice signs of bleeding, a severe allergic reaction, chest pain, weakness on one side, or other sudden serious symptoms, seek urgent medical help. For any medicine questions, check the official leaflet or speak with a pharmacist or doctor.

Editorial note Active Ingredients Online Editorial Team This article is prepared as educational medicine information for general readers. It is written to support understanding of active ingredients, medicine uses, possible side effects, precautions and safety-related questions.
Published: May 19, 2025 Updated: May 11, 2026 Educational content

Medical disclaimer

This content is for educational purposes only. It should not be used as a substitute for professional medical advice, diagnosis or treatment. Always ask a doctor, pharmacist or qualified healthcare professional before starting, stopping or changing any medicine.

Sources and verification

The following sources or official references are listed to support verification of the medicine information discussed in this article.

To improve this article with specific references, add a custom field named _aio_sources in the post editor and write one source per line using: Source title|Source URL.

Final note

Medicine information can change and may vary depending on country, product formulation, patient history and professional guidance. Always check official medicine information and ask a healthcare professional for personal medical questions.

See also...
Ask a Doctor Online medical questions