HEALTH CONDITION

Fungal nail infection

You may have a fungal nail infection if your nail is brittle, discoloured or thicker than usual. These types of infections are not serious but they can take a long time to treat.

Symptoms of a fungal nail infection

Fungal nail infections usually affect your toenails, but you can sometimes get them on your fingernails, too. Fungal nail infections usually start at the edge of the nail. Credit: john shepherd / Alamy Stock Photo https://www.alamy.com/stock-photo-toenail-fungus-57903251.html?pv=1&stamp=2&imageid=DE191DF7-3AA2-46A9-ABFE-42D742C86E16&p=11421&n=0&orientation=0&pn=1&searchtype=0&IsFromSearch=1&srch=foo%3dbar%26st%3d0%26pn%3d1%26ps%3d100%26sortby%3d2%26resultview%3dsortbyPopular%26npgs%3d0%26qt%3dDA5M57%26qt_raw%3dDA5M57%26lic%3d3%26mr%3d0%26pr%3d0%26ot%3d0%26creative%3d%26ag%3d0%26hc%3d0%26pc%3d%26blackwhite%3d%26cutout%3d%26tbar%3d1%26et%3d0x000000000000000000000%26vp%3d0%26loc%3d0%26imgt%3d0%26dtfr%3d%26dtto%3d%26size%3d0xFF%26archive%3d1%26groupid%3d%26pseudoid%3d%26a%3d%26cdid%3d%26cdsrt%3d%26name%3d%26qn%3d%26apalib%3d%26apalic%3d%26lightbox%3d%26gname%3d%26gtype%3d%26xstx%3d0%26simid%3d%26saveQry%3d%26editorial%3d1%26nu%3d%26t%3d%26edoptin%3d%26customgeoip%3d%26cap%3d1%26cbstore%3d1%26vd%3d0%26lb%3d%26fi%3d2%26edrf%3d0%26ispremium%3d1%26flip%3d0%26pl%3d The infection often spreads to all of the nail, making it thicker and turning it white or yellow. Credit: ISM / SCIENCE PHOTO LIBRARY https://www.sciencephoto.com/media/1159177/view The nail may become brittle and crumbly. The whole nail can sometimes lift off, causing the skin around it to become swollen and painful. Credit: David Schliepp / Alamy Stock Photo https://www.alamy.com/stock-photo-aggressive-toenail-fungus-35843853.html?pv=1&stamp=2&imageid=E4CD81CF-8C0C-4FD8-AB1F-A312BBC25E0E&p=141445&n=0&orientation=0&pn=1&searchtype=0&IsFromSearch=1&srch=foo%3dbar%26st%3d0%26pn%3d1%26ps%3d100%26sortby%3d2%26resultview%3dsortbyPopular%26npgs%3d0%26qt%3dC28R5H%26qt_raw%3dC28R5H%26lic%3d3%26mr%3d0%26pr%3d0%26ot%3d0%26creative%3d%26ag%3d0%26hc%3d0%26pc%3d%26blackwhite%3d%26cutout%3d%26tbar%3d1%26et%3d0x000000000000000000000%26vp%3d0%26loc%3d0%26imgt%3d0%26dtfr%3d%26dtto%3d%26size%3d0xFF%26archive%3d1%26groupid%3d%26pseudoid%3d%26a%3d%26cdid%3d%26cdsrt%3d%26name%3d%26qn%3d%26apalib%3d%26apalic%3d%26lightbox%3d%26gname%3d%26gtype%3d%26xstx%3d0%26simid%3d%26saveQry%3d%26editorial%3d1%26nu%3d%26t%3d%26edoptin%3d%26customgeoip%3d%26cap%3d1%26cbstore%3d1%26vd%3d0%26lb%3d%26fi%3d2%26edrf%3d0%26ispremium%3d1%26flip%3d0%26pl%3d

A pharmacist can help with fungal nail infections

Speak to a pharmacist if the look of your nail bothers you or it's painful. They may suggest trying an antifungal nail medicine that you brush onto the affected nail. These medicines: should be used daily or weekly, depending on the type need to be used for 6 to 12 months – it may take several months before you start to see an improvement may not be suitable for you if you're under 18, pregnant or breastfeeding The infection is cured when you see healthy nail growing back at the base. Find a pharmacy

Treatment for a fungal nail infection

A GP can prescribe antifungal tablets if you have a fungal nail infection and treatments from a pharmacy have not worked. Before they give you tablets, they might take a sample of your nail and have it tested, to find out what type of infection you have. You may also need to have a blood test before starting treatment and during treatment to check your liver is working properly. You may need to take antifungal tablets for up to 6 months. The tablets can have side effects, including: headaches an itchy rash stomach ache feeling sick and diarrhoea You cannot take antifungal tablets if you have certain conditions, such as liver or kidney disease. They may also not be suitable if you're pregnant or breastfeeding. Badly infected nails sometimes need to be removed. It's a small procedure done while the area is numbed (under local anaesthetic ).

Preventing fungal nail infections

You can get a fungal nail infection if your feet are constantly warm and damp. You're more likely to get an infection if you wear trainers for a long time and have hot, sweaty feet. There are some things you can do to help prevent fungal nail infections. Do treat athlete's foot as soon as possible to avoid it spreading to nails keep your nails short keep your feet clean and dry wear clean socks every day wear flip-flops in showers at the gym or pool wear shoes that fit well and do not have high heels or narrow toes throw out old shoes Don’t do not wear shoes that make your feet hot and sweaty do not share towels do not wear other people's shoes do not share nail clippers or scissors

Source: NHS, last reviewed 27 March 2024. Contains public sector information licensed under the Open Government Licence v3.0.

This page is general information and is not medical advice. It does not replace a registered doctor, and it is not a prescription or a recommendation to use any medicine or test. Prices are listed prices and may change. Always follow the advice of your doctor or pharmacist.