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PubMed This is a summary of 77 peer-reviewed journal articles Updated

Gout: A Patient Guide

At a Glance

Gout is caused by uric acid crystals building up in and around joints, often because the body does not remove enough uric acid. Long-term treatment, usually targeting a blood level below 6.0 mg/dL, dissolves crystals and helps prevent flares and joint damage.

Gout is a chronic metabolic disease characterized by the buildup of needle-like crystals in the joints and surrounding tissues. This process begins with uric acid (urate), a natural waste product created when the body breaks down substances called purines. While some purines come from the foods you eat, the vast majority are produced naturally by your own cells. Gout develops when the level of uric acid in your blood rises above a specific saturation point—approximately 6.8 mg/dL—causing it to spill out of the blood and form monosodium urate (MSU) crystals [1][2].

Although gout is often associated with diet, modern research shows it is primarily driven by biology and genetics. For most people, the root cause is not overindulgence, but rather reduced urate excretion by the kidneys and gut, often influenced by genetics, with multiple possible contributors [3][4]. When these levels remain high over time, the immune system eventually “discovers” the accumulated crystals, leading to the sudden, explosive inflammation known as a gout flare. It is important to note that many people have high uric acid without ever developing crystals or gout symptoms (a state called asymptomatic hyperuricemia), and this elevated lab result alone is not usually treated with medication.

The modern standard of care for gout follows a “treat-to-target” approach. This means the goal of treatment is not just to manage the pain of a flare, but to lower the uric acid in your blood to a specific target—usually below 6.0 mg/dL. By keeping levels consistently below this threshold, the body can actually begin to dissolve the existing crystals and prevent new ones from forming [5][6]. This is typically achieved through urate-lowering therapies (ULT) like allopurinol, which are started at a low dose and gradually increased based on regular blood tests until the target is reached. It is completely normal to still experience some flares during the first few months of starting these medications as the crystals begin to dissolve.

The ultimate aim of gout management is to prevent the disease from becoming a chronic, destructive condition. Without consistent treatment, crystals can form large, chalky lumps called tophi and cause permanent damage to bone and cartilage [7][8]. Because crystals remain in the joints even when you are not in pain, daily adherence to medication is the most important factor in long-term success. With the right strategy, gout can be transitioned from a source of unpredictable agony into a well-controlled, quiet condition [9][10].

Common questions in this guide

What causes gout if I do not eat a lot of purine-rich food?
Gout develops when uric acid builds up in the blood and forms crystals in and around joints. For many people, the kidneys and gut do not remove enough uric acid, often because of genetic factors; diet can contribute but is not usually the whole explanation.
What blood uric acid level should I aim for with gout?
Treat-to-target care usually aims for a blood uric acid level below 6.0 mg/dL. Keeping the level below this threshold can help existing crystals dissolve and make new crystals less likely, although your clinician may individualize your target.
Why can gout flares happen after I start allopurinol?
As allopurinol lowers uric acid, existing crystals begin to dissolve, which can temporarily trigger gout flares. Flares during the first few months do not necessarily mean the medicine is failing, so follow your clinician’s treatment plan.
Do I need medicine for high uric acid if I have never had gout symptoms?
Many people have high uric acid without developing crystals or gout symptoms, a state called asymptomatic hyperuricemia. An elevated laboratory result alone is not usually treated with medication, but your clinician can consider it alongside your overall health and history.
What is the long-term treatment for gout?
Long-term treatment usually uses a daily urate-lowering medicine such as allopurinol. It is generally started at a low dose and adjusted with blood tests until the uric acid target is reached, and taking it consistently matters even when you have no pain or flares.
What are tophi, and can treatment help prevent joint damage?
Tophi are large, chalky deposits of urate crystals that can form when gout remains untreated or uric acid stays high. They can damage bone and cartilage, while consistently lowering uric acid to the treatment target can dissolve existing crystals and help prevent new deposits.

Questions to Ask Your Doctor

Curated prompts to bring to your next appointment.

  1. 1.What is my baseline uric acid level, and what is our specific target for lowering it?
  2. 2.How much is my kidney function contributing to my gout, and does that change my medication options?
  3. 3.If I start a daily medication like allopurinol, how often will we check my blood to see if the dose needs to be adjusted?
  4. 4.Are there any medications I am currently taking for other conditions that might be making my gout worse?
  5. 5.What is our long-term plan to prevent joint damage and dissolve any existing crystal deposits (tophi)?

Questions For You

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References

References (10)
  1. 1

    Gout.

    FitzGerald JD

    Annals of internal medicine 2025; (178(3)):ITC33-ITC48 doi:10.7326/ANNALS-24-03951.

    PMID: 40063960
  2. 2

    The biology of urate.

    Keenan RT

    Seminars in arthritis and rheumatism 2020; (50(3S)):S2-S10 doi:10.1016/j.semarthrit.2020.04.007.

    PMID: 32620198
  3. 3

    Evaluation of the diet wide contribution to serum urate levels: meta-analysis of population based cohorts.

    Major TJ, Topless RK, Dalbeth N, Merriman TR

    BMJ (Clinical research ed.) 2018; (363()):k3951 doi:10.1136/bmj.k3951.

    PMID: 30305269
  4. 4

    Urate Handling in the Human Body.

    Hyndman D, Liu S, Miner JN

    Current rheumatology reports 2016; (18(6)):34 doi:10.1007/s11926-016-0587-7.

    PMID: 27105641
  5. 5

    2020 American College of Rheumatology Guideline for the Management of Gout.

    FitzGerald JD, Dalbeth N, Mikuls T, et al.

    Arthritis care & research 2020; (72(6)):744-760 doi:10.1002/acr.24180.

    PMID: 32391934
  6. 6

    2016 updated EULAR evidence-based recommendations for the management of gout.

    Richette P, Doherty M, Pascual E, et al.

    Annals of the rheumatic diseases 2017; (76(1)):29-42 doi:10.1136/annrheumdis-2016-209707.

    PMID: 27457514
  7. 7

    Treatment of tophaceous gout: When medication is not enough.

    Kasper IR, Juriga MD, Giurini JM, Shmerling RH

    Seminars in arthritis and rheumatism 2016; (45(6)):669-74.

    PMID: 26947439
  8. 8

    Ulcerated tophaceous gout.

    Ryan MP, Monjazeb S, Goodwin BP, Group AR

    Dermatology online journal 2019; (25(3)).

    PMID: 30982305
  9. 9

    Global epidemiology of gout: prevalence, incidence, treatment patterns and risk factors.

    Dehlin M, Jacobsson L, Roddy E

    Nature reviews. Rheumatology 2020; (16(7)):380-390 doi:10.1038/s41584-020-0441-1.

    PMID: 32541923
  10. 10

    Limitations of the Current Standards of Care for Treating Gout and Crystal Deposition in the Primary Care Setting: A Review.

    Keenan RT

    Clinical therapeutics 2017; (39(2)):430-441 doi:10.1016/j.clinthera.2016.12.011.

    PMID: 28089200

This page is for informational purposes only and does not constitute medical advice. It explains gout and general treatment principles, but your clinician should interpret your uric acid level, kidney function, and medication options.

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