Key takeaways
- A UTI mainly affects weeing: burning, needing to go often and urgently, cloudy or smelly urine.
- Thrush mainly affects the vulva and vagina: itching, soreness and thick white discharge.
- In England, many women aged 16 to 64 can get UTI treatment from a pharmacist under Pharmacy First.
- Fever, back pain or blood in your urine need medical help the same day.
In this guide
Both can cause burning and discomfort, so it's easy to mix them up. They have different causes and different treatments, so getting it right matters.
UTI vs thrush: the differences side by side
| UTI (cystitis) | Thrush | |
|---|---|---|
| Cause | Bacteria in the bladder or urinary tract | Overgrowth of a yeast (Candida) |
| Burning | Inside, when you wee | On the skin, often when urine touches sore skin |
| Needing the loo | Often and urgently, even with little urine | Usually normal |
| Itching | Not typical | Common, often intense |
| Discharge | Not typical | Thick, white, like cottage cheese; usually no strong smell |
| Urine | May be cloudy, dark or strong-smelling | Usually normal |
| Usual treatment | Sometimes antibiotics; mild cases may clear | Antifungal cream or tablet from a pharmacy |
Based on the NHS pages on UTIs and thrush.
Can you have both at once?
Yes. A common pattern is a UTI treated with antibiotics, followed a few days later by thrush. Antibiotics can upset the normal balance of bacteria in the vagina, which lets yeast overgrow.
If your symptoms change after a course of antibiotics, tell your pharmacist.
Where to get help in the UK
Pharmacy First (England): many pharmacies can assess and, if needed, treat uncomplicated UTIs in women aged 16 to 64 without a GP appointment. Thrush treatment is available from any pharmacy. Scotland, Wales and Northern Ireland have their own pharmacy schemes, so ask your local pharmacist.
See your GP if you're pregnant, a man or a child with UTI symptoms, if UTIs keep coming back, or if symptoms don't improve.
Warning signs that need help the same day
- A high temperature, shivering or feeling hot and cold
- Pain in your lower back or side, under the ribs
- Blood in your urine
- Feeling sick, or vomiting
- Confusion or unusual drowsiness, especially in older people
These can mean the infection has spread to the kidneys. Contact your GP or call 111.
Everyday prevention
- Drink enough fluid so your urine is pale yellow
- Wipe from front to back
- Wee as soon as you can after sex
- Avoid perfumed soaps and douches around the vagina
- Wear breathable cotton underwear
For recurrent UTIs, our D-mannose evidence review looks at what research has tested, and our guide to UTIs, hormones and life stages covers why they're more common at certain times.
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Questions people ask
Can a pharmacist tell if it's a UTI or thrush?
Yes. A pharmacist can ask about your symptoms and recommend treatment, or refer you to a GP if needed.
Does thrush cause frequent urination?
Not usually. Needing to wee often and urgently points more towards a UTI.
Can men get thrush and UTIs?
Yes, though both are less common in men. Men with UTI symptoms should see a GP.
Will a UTI go away on its own?
Mild UTIs sometimes clear within a few days, but see a pharmacist if symptoms don't improve, and get help quickly if you have any warning signs.
Should I take D-mannose for a UTI?
D-mannose isn't a treatment for an active infection. If you have symptoms now, see a pharmacist or GP.
Sources: NHS: UTIs · NHS: thrush · NHS: how pharmacies can help · GB NHC register
This article is general information, not medical advice. If you have symptoms of an infection, speak to a pharmacist, your GP or NHS 111. Food supplements should not replace a varied, balanced diet and healthy lifestyle.
