Disease-modifying drugs (DMARDs)

What are disease-modifying drugs (DMARDs)?

Disease-modifying anti-rheumatic drugs, usually shortened to DMARDs, are medicines that calm an overactive immune system. They are used in inflammatory conditions such as rheumatoid arthritis, psoriatic arthritis and some forms of axial spondyloarthritis and connective-tissue disease.

The key idea is in the name: unlike painkillers, DMARDs change the disease itself. By dampening the inflammation that drives these conditions, they reduce pain and swelling and help protect joints from long-term damage. Common conventional DMARDs include methotrexate (usually the first choice), sulfasalazine, leflunomide and hydroxychloroquine.

Most are tablets, though methotrexate can also be a once-a-week injection. They are taken long-term and usually take several weeks to start working, so they are often started alongside a short course of steroid or with painkillers for early relief.

It is important to be clear about the trade-offs. DMARDs can control disease very well, but they do not cure it, they do not work for everyone, and because they dampen the immune system they need regular blood-test monitoring and raise the chance of infections. Live vaccines are generally avoided on these medicines. Used well, with monitoring and a clear plan, they are a mainstay of treatment.

Types, options & approaches

There may be different ways to do this. The right approach depends on the clinical question and your circumstances.

DMARDs versus simple painkillers

Painkillers help symptoms quickly but do not stop joint damage. DMARDs work more slowly but change the disease, so the two are often used together early on.

Preparing for your treatment

• Have baseline blood tests (blood count, liver and kidney function) and any screening your team advises before starting.
• Tell your team about all medicines and supplements, as some (for example certain antibiotics with methotrexate) should be avoided.
• Tell the team about liver, kidney, lung or blood problems, or any current or recent infection.
• Sort out vaccinations beforehand where possible, as live vaccines are generally avoided once on DMARDs; flu and recommended COVID-19 vaccines are encouraged.
• Discuss alcohol, as it can add to the effect of some DMARDs on the liver.
• Tell the team if you could be pregnant, are planning a family or are breastfeeding; this is important for both men and women on methotrexate.
• Make sure you understand the dose and timing, especially that methotrexate is once a week and folic acid is on a different day.

What happens

Before starting, your team checks baseline blood tests and your medical history, and explains how the medicine is taken and monitored. You agree which DMARD to start, the dose, and how it will be reviewed.

You take the medicine at home. Many DMARDs are started at a lower dose and increased gradually. You usually have blood tests more often at first, for example every couple of weeks early on, then less often once the dose is stable and your results are steady. These tests check your blood counts, liver and kidneys.

Over the following weeks you are reviewed for how well the medicine is working and how you are tolerating it. The dose may be adjusted, another DMARD added, or the medicine changed. You are told what side effects to watch for, what to do if you get an infection, and who to contact between appointments.

Is this treatment right for me?

A good consultation should explore whether it's the right choice for you now — including reasons to wait or consider something else.

Before you decide

Use this as a shared-decision checklist. The aim is not just “can this be done?”, but whether it is right for you, now, with the risks and alternatives clearly understood.

The biggest trade-offs are the need for regular monitoring blood tests and a higher chance of infections, plus important pregnancy cautions, especially with methotrexate and leflunomide. Untreated inflammatory disease also damages joints, so the question is usually which treatment, not whether to treat. Ask your team how you will be monitored, what to do during an infection, what to avoid (such as live vaccines and certain medicines), and how DMARDs fit with any family plans.

Published figures to discuss

Side effects and how well DMARDs work vary with the specific drug, the dose, other medicines and your other health conditions. Many people tolerate them well with monitoring; others need to switch. Serious effects such as lung inflammation or severe blood-count drops are uncommon but important, which is why regular blood tests matter. Figures should be treated as cautious guides rather than precise predictions for any individual.

These are literature figures, not a personalised prediction. Your own risks and likely benefits depend on your circumstances, your health, and how your care is carried out and followed up.

What happens afterwards

DMARDs are taken over the long term, so there is no recovery period in the usual sense. What matters is how your symptoms and blood tests change over weeks to months, and how the dose is adjusted to find the best balance of benefit and side effects.

• A gradual improvement in symptoms over weeks rather than days
• Mild early nausea or tiredness, often around the dose day with methotrexate
• Needing more frequent blood tests at first, then fewer
• Catching minor infections a little more easily
• Some trial and adjustment before the right DMARD and dose are found

Aftercare

• Take the medicine exactly as prescribed; methotrexate is once a week, and folic acid is taken on a different day.
• Never double up if you miss a dose of a weekly medicine; check with your team instead.
• Keep up your monitoring blood tests, as these catch side effects early.
• Watch for signs of infection and seek advice; some DMARDs are paused during infections.
• Avoid live vaccines unless your team agrees, and have flu and recommended COVID-19 vaccines.
• Be careful with alcohol and tell your team about any new medicines, as some interact.
• Tell other clinicians, dentists and surgeons that you take a DMARD.

• Baseline blood tests and screening done before starting
• A clear note of the dose and timing (and that methotrexate is weekly)
• Monitoring blood tests booked and a way to see the results
• Vaccinations reviewed (live vaccines avoided; flu/COVID arranged)
• A plan for what to do with the medicine if you get an infection
• A named contact route for side effects and questions
• Family planning discussed if relevant, for both men and women

⚠ Get urgent help if…

• A high temperature, shaking chills or feeling very unwell (possible serious infection)
• A new troublesome cough or breathlessness, especially on methotrexate (possible lung problem)
• Yellowing of the skin or eyes, very dark urine or unusual tiredness (possible liver problem)
• Unusual bruising, bleeding or a persistent sore throat or mouth ulcers (possible low blood counts)
• A widespread rash, blistering or peeling skin
• Severe tummy pain, vomiting or persistent diarrhoea
• Accidentally taking methotrexate more than once in a week (seek urgent advice)

Who to contact: your clinician, clinic or test provider first (keep their number to hand). For urgent advice when you can't reach them, call NHS 111. In an emergency, call 999.

General guidance — it doesn't replace the specific advice your specialist gives you.

Results & realistic expectations

A good result is steady control of the underlying inflammatory disease: less pain, swelling and stiffness, better function, and stable monitoring blood tests, with protection of the joints over time. This builds over weeks to months and is judged at reviews, not from the first dose.

DMARDs control rather than cure, so a good response does not remove the need for ongoing treatment and monitoring, and it does not eliminate infection risk. They do not work for everyone, and finding the right DMARD or combination can take some adjustment. If a DMARD is not enough, treatment can be stepped up, so a single result is part of a longer plan.

DMARDs are usually taken over the long term, often for years, while they keep the disease controlled and are tolerated. Some people stay on the same DMARD for a long time; others need theirs changed or stepped up. If sustained remission is reached, treatment may sometimes be carefully reduced under specialist guidance, but it is often continued because stopping can let the disease return. The plan is reviewed over time.

Related tests, treatments or support

DMARDs are often used in combination with each other, with short-term steroids or joint injections during flares, and with painkillers for symptoms. They are also commonly combined with biologics (for example methotrexate alongside a biologic) to improve and prolong the effect. Your team coordinates these, and manages interactions with other medicines, vaccinations and infections.

Follow-up & long-term care

Follow-up centres on regular monitoring blood tests and reviews of how well the DMARD is working and how you are tolerating it. Monitoring is often shared between your rheumatology team and GP under a shared-care arrangement, with clear rules on who checks results and what to do if they are abnormal. You should be able to contact the team between appointments about side effects, infections or warning signs.

• Take the medicine as prescribed and attend monitoring blood tests.
• Keep vaccinations up to date, avoiding live vaccines unless agreed.
• Have a plan for pausing the medicine during infections or before some operations.
• Keep eye checks if you are on long-term hydroxychloroquine.
• Tell every clinician, dentist and surgeon which DMARD you take.
• Review with your team whether the DMARD is still the right choice.

Repeat, follow-on and what comes next

• It is common to adjust the dose, switch DMARD or add another to find the right control.
• Some people move from tablets to injections (for example methotrexate) to reduce side effects.
• If conventional DMARDs are not enough, treatment is stepped up to biologics or targeted tablets.
• Treatment may be paused around infections or operations and then restarted.

Ask what happens if the result is unclear or needs repeating, and what is included if further tests or follow-up are needed.

What good aftercare looks like

• A reliable monitoring-blood-test system with results acted on.
• Clear written dosing instructions, including the once-a-week rule for methotrexate.
• A plan for vaccinations and for what to do during infections.
• A named contact route for side effects and questions.
• Regular review of whether the DMARD is working and remains the right choice.

What affects the cost

Costs vary a great deal between people and providers, and we don't publish prices. What matters is understanding what drives the cost and making sure your quote is complete. The main things that affect it:

• The consultation fee for assessment and starting treatment
• Baseline and ongoing monitoring blood tests
• The medicine itself, which is usually inexpensive for conventional DMARDs
• Folic acid and any anti-sickness medicines used alongside
• Eye checks for long-term hydroxychloroquine
• Review appointments to adjust the dose or switch medicines
• How monitoring is arranged, including any shared care with the NHS

• The consultation fee and what assessment it includes
• Which baseline and monitoring blood tests are included
• The cost of the medicine and any supporting medicines (such as folic acid)
• Who prescribes and who monitors the treatment, and how often
• Whether eye checks are included for hydroxychloroquine
• What happens, and what it costs, if you have side effects or need to switch
• How private prescribing links with NHS shared-care monitoring if relevant

On the NHS? DMARDs are standard NHS treatment, prescribed and monitored under specialist and shared-care arrangements; private prescribing still requires a clear monitoring plan and is mostly used for speed or choice.

You're entitled to your total cost in writing — including reports, follow-up and what happens if the result is inconclusive — before you decide.

Consent traps and marketing red flags

These are not small details. They are often where patients lose choice, time to reflect, or realistic expectations.

Choosing a specialist safely

• Check the specialist is on the GMC Specialist Register for this area.
• Make sure they work at a CQC-registered service, and look for membership of the relevant Royal College or professional body.
• You're entitled to time to consider and to have your questions answered before you agree — the specialist who looks after you should explain it, not a salesperson.
• Be wary of pressure: time-limited offers or deposits taken before you've had time to think are red flags, not bargains.
• You're entitled to your total cost in writing — including any follow-up — before you decide.

How Vuemedics verifies every consultant →

Take this to your consultation. A good specialist will welcome every one of these.

• Which DMARD are you suggesting, and why this one for me?
• What monitoring blood tests will I need, and how often?
• What should I do with the medicine if I get an infection?
• Which vaccines should I have, and which should I avoid?
• How does this medicine affect plans for pregnancy or breastfeeding?
• What should make me contact you urgently between appointments?
• When might we step treatment up if this is not enough?
• Are you on the GMC Specialist Register for this area, and which Royal College or professional body are you a member of?
• Will you be the specialist who carries out my treatment, and who looks after me afterwards?
• What are the risks for someone like me, and how often do your own patients have a problem or need it repeated or redone?
• What does a realistic result look like — and what can this treatment not achieve?
• What are my options, including waiting, doing nothing for now, or choosing a different approach?
• Can I have written information, results and aftercare instructions in a format I can use, including any accessibility or communication support I need?
• What is the total cost in writing, including any follow-ups, and how much time do I have to decide?

Find a verified specialist for disease-modifying drugs (dmards)

Every consultant is GMC-checked and independently reviewed. Search by postcode and distance, or switch to a map. Ordered by rating, relevance and recency — never by who pays.

How we made this page

Medically reviewed by a GMC-registered consultant. Written in plain English, checked against NHS, NICE, GMC and relevant Royal College / specialist-society guidance, and kept under review. No clinic paid to appear on this page, and we publish no pricing. This is general information to help you prepare — it is not a substitute for advice from your own clinician. How we review our guides →

Source hierarchy: UK regulator and NHS/NICE guidance first, then relevant Royal College or specialist-society guidance, then peer-reviewed evidence for procedure-specific figures where available.

Sources & standards: NHS — Methotrexate NRAS — Methotrexate and its use in RA Versus Arthritis — DMARDs British Society for Rheumatology — DMARD safety guidance NICE NG100 — Rheumatoid arthritis in adults: management

Reviews reflect patients' experience of care, not clinical outcomes. For procedure volumes and outcome data see PHIN.

Last medically reviewed 2026-09-21. Spotted something wrong or out of date? Report an error in this guide.