South Kensington Clinic
South Kensington Medical and Dental Clinic
South Kensington
London, SW7 3DL
- Monday, Wednesday: 9:00 AM – 6:00 PM
- Tuesday, Thursday: 9:00 AM – 8:00 PM
- Friday: 8:00 AM – 5:00 PM
- Saturday, Sunday: 10:00 AM – 4:00 PM
Facial swelling, fever, and pulsating pain? Dental abscess requires immediate treatment to prevent life-threatening complications.
Treatment from £125
Facial swelling, fever, and unbearable throbbing pain can be signs of a dental abscess, which is a serious infection. This is more than simple toothache. Untreated dental abscesses can spread to the jaw, neck or even the bloodstream and in some cases become life-threatening. If you're experiencing facial swelling or difficulty swallowing, you need emergency treatment as soon as possible.
This is a serious medical condition. An abscess will not go away on its own. If left untreated, the infection can spread to the jawbone, the floor of the mouth, the neck, and even the bloodstream (sepsis). In severe cases, swelling can obstruct the airway, which is life-threatening.
Pain that doesn't go away and may radiate to the ear, jaw, or neck.
Visible swelling on the gum (looks like a boil or pimple) or external swelling of the face and cheek.
Extreme pain with hot or cold fluids.
You cannot close your teeth together without sharp pain.
Feeling generally unwell, hot, or shivering.
If the abscess bursts, you may get a sudden foul taste of salty fluid (pus) in your mouth.
Occurs at the tip of the tooth root. Usually caused by a cavity or crack allowing bacteria to enter the nerve. Requires root canal or extraction.
Occurs in the gum next to a tooth root. Caused by gum disease or food (like a popcorn husk) getting stuck deep in the gum. Requires drainage and deep cleaning.
Painkillers alone are not enough. To cure an abscess, we follow the medical principle: "Where there is pus, let it out."
If there is a visible swelling, we numb the area and make a small incision to drain the pus. This relieves the pressure and pain almost instantly. We wash the area with sterile saline.
To save the tooth, we must remove the source of infection. We drill into the tooth, remove the dead nerve and bacteria, and disinfect the canals. This stops the abscess from refilling.
If the tooth is too damaged or bone support is lost, extraction is necessary. Removing the tooth creates a large pathway for the infection to drain and heal.
We prescribe antibiotics ONLY if the infection is spreading (facial swelling, fever). Antibiotics do not cure the abscess; they only hold back the spread. Physical treatment is always required.
If you experience difficulty breathing, difficulty swallowing, swelling closing your eye, or a very high fever with confusion, go to the nearest Hospital Emergency Department immediately. These are signs of a spreading infection that can block your airway.
* Prices are indicative. A full treatment plan will be provided after assessment.
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Dental emergencies rarely resolve on their own. Early intervention saves teeth and prevents higher costs later.
Treatment starts from
£125
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Experienced professionals dedicated to your care.

Dr. Yasha Y Shirazi
Principal Dentist and Clinical Director
Experienced Principal Dentist focused on prevention and complex surgical treatments.
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Dr. Kamran Yazdi
Dentist
Highly experienced in conservative dentistry and patient-centred care.
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Dr. Andreia Phipps
Dentist
Passionate about cosmetic and minimally invasive dentistry.
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Dr. Reza Davari
Dentist
Has a passion for comfortable, long-lasting prosthodontics with a gentle approach.
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Dr. Narges Ameri
Dentist
Expert in prosthetics, cosmetic dentistry, and implant-supported restorations.
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Dr. Ayman Mukhtar
Dentist
Provides expert, comprehensive dental care with a background in hospital-based oral surgery. Excels in surgical extractions and restorative dentistry including fillings, crowns, and bridges.
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Dr. Niknaz Rostam Yazdi
Dentist
Gentle general and emergency dentist with a special interest in nervous patients and children's dentistry. Joining our Marylebone clinic from 1 November 2026.
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Jack Button
Dental Hygienist and Therapist
Clinical Director committed to first-class hygiene therapy.
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Laila Alhussein
Dental Hygienist
Dedicated to promoting oral health and patient comfort in a warm environment.
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