Toothache (Dental Pain)
Causes, Symptoms & Treatment
Toothache is a common dental concern that can range from mild discomfort to severe pain. It may affect a single tooth or multiple areas of the mouth and can develop suddenly or gradually over time. Dental pain may indicate underlying issues such as decay, infection or irritation. A professional dental assessment is important to identify the cause and determine appropriate management.
New Patient Examination
Only £30 £95for new patients
Understanding the Concern
What Is Toothache (Dental Pain)?
Toothache refers to pain originating from a tooth or the surrounding structures. It is one of the most commonly reported dental concerns, and the experience can vary widely from one patient to another depending on the underlying cause.
Dental pain can involve the tooth pulp (the inner nerve and blood vessels), the gums, or the supporting tissues such as the periodontal ligament and surrounding bone. Identifying which structure is involved helps guide effective treatment.
Pain may be sharp, dull, throbbing or intermittent — and these descriptions provide important diagnostic clues. A sharp twinge may suggest exposed dentine or a crack, whereas a constant, throbbing ache often points to pulp inflammation or infection.
It may be triggered by temperature, pressure or occur spontaneously. Careful clinical evaluation helps determine the underlying source — distinguishing simple sensitivity from more involved conditions such as decay, abscess or a cracked tooth.
Symptoms & Types of Pain
Sharp, throbbing or constant pain
Pain character provides important diagnostic clues — sharp pain often suggests a crack or exposed dentine, while throbbing, continuous pain often indicates pulp inflammation or infection.
Pain when biting or chewing
Discomfort on biting may suggest a cracked tooth, a failing filling or inflammation around the root, and typically warrants prompt examination to identify the cause.
Sensitivity to hot, cold or sweet
Pain that is triggered by specific stimuli — and whether it lingers afterwards — helps distinguish between simple sensitivity, decay, and pulp involvement.
Swelling in gums or surrounding area
Gum or facial swelling, a tender bump on the gum or a bad taste can indicate infection and should be assessed promptly. Rapid or severe swelling requires urgent care.
Jaw discomfort or pressure
A feeling of pressure, aching in the jaw or tenderness extending beyond the tooth itself may point to infection, impacted wisdom teeth or joint-related causes.
Headache or ear-related discomfort
Pain from upper back teeth can sometimes radiate to the head, ear or sinus area — and occasionally headaches or ear pain may in turn present as dental pain, requiring careful examination.
Symptoms vary depending on cause. Severe, persistent or worsening pain — particularly with swelling or fever — warrants urgent assessment.
Contributing Factors
Common Causes of Toothache
Dental pain can arise from several different sources — and more than one factor may be contributing. Identifying the cause is the essential first step in effective treatment.
Tooth decay
Decay that breaches the protective enamel and reaches the dentine or pulp is one of the most common causes of toothache, typically producing sensitivity to sweet or cold stimuli and, if left, eventual spontaneous pain.
Dental infection or abscess
Bacterial infection of the tooth pulp or the surrounding bone can cause intense, throbbing pain — often accompanied by swelling, a bad taste or a visible gum boil. This warrants prompt dental assessment.
Cracked or damaged teeth
A fractured, chipped or cracked tooth can expose inner tissues and cause sharp pain — particularly when biting down. Cracks may not always be visible and can require careful clinical examination to identify.
Gum disease or inflammation
Inflammation of the gums, ranging from gingivitis to more advanced periodontal disease, can cause tenderness, discomfort and sensitivity — particularly around the gum line and between teeth.
Enamel wear and sensitivity
Thinning enamel or exposed root surfaces expose the underlying dentine and can produce sharp, fleeting pain in response to temperature changes or pressure from brushing.
Impacted wisdom teeth
Wisdom teeth that have only partially erupted or are pressing against adjacent teeth can cause pain at the back of the mouth, sometimes accompanied by gum swelling, infection or jaw stiffness.
Why It Matters
Potential Risks if Toothache Is Not Addressed
Without assessment, tooth decay can progress from the enamel into the dentine and eventually the pulp. Treatment that might have started as a simple filling may then require root canal treatment or, in some cases, extraction.
Infection can spread from a compromised tooth into the surrounding bone and soft tissues — producing a dental abscess with swelling, pain and — in rare cases — more serious complications affecting breathing or swallowing. Prompt attention greatly reduces this risk.
Dental pain has a strong tendency to increase over time when the cause is not addressed. What starts as mild discomfort after cold drinks can progress to spontaneous, throbbing pain that disturbs sleep and interferes with daily life.
There may also be gum complications and — in cases of significant decay, fracture or infection — eventual tooth loss. Early professional input typically allows the most conservative and predictable treatment, helping to preserve natural teeth wherever possible.
Your Options
Treatment Options for Toothache
Treatment depends on clinical assessment. Management varies based on diagnosis, and a personalised treatment plan is recommended following examination.
Fillings for Decay
Where decay is the cause of pain, removing the affected tissue and restoring the tooth with a tooth-coloured filling is often the most conservative and effective option.
Learn MoreRoot Canal Treatment
When the pulp is inflamed or infected, root canal treatment removes the damaged tissue, disinfects the canals and seals the tooth — often preserving it for many years.
Learn MoreDental Crowns
Following root canal treatment or for teeth with significant structural damage, a crown provides strong, protective full coverage to restore form and function.
Learn MoreGum Treatment
Where gum inflammation or periodontal disease is contributing to pain, professional cleaning, hygiene therapy and tailored advice support healing and recovery.
Learn MoreTooth Removal
Where a tooth cannot be saved — for example, due to extensive decay, severe fracture or advanced infection — careful removal may be the most appropriate option.
Learn MoreEmergency Dental Care
Acute, severe pain is assessed promptly. Same-day emergency appointments are available to identify the cause and provide appropriate relief and treatment.
Learn MoreYour First Step
Importance of Professional Dental Assessment
Toothache can arise from different dental conditions, and because the appropriate treatment varies so much by cause, professional assessment is important before assuming a diagnosis or relying solely on pain relief.
Examination helps identify the cause and severity. Careful visual inspection, percussion, thermal testing and bite assessment help localise the source of pain and establish whether it is likely to be reversible or more involved.
X-rays may be used where appropriate to check for decay between teeth, infections at the root tips and the integrity of any existing restorations. Imaging is only taken when clinically justified, with exposure kept as low as reasonably possible.
Treatment planning is tailored to individual needs. Options are explained clearly, with realistic information about what each involves and its expected benefits. Early assessment may help prevent complications — particularly where infection or progressive decay is involved.
What to Expect
- 1Detailed discussion of your pain — when it started, character and location, specific triggers, duration and whether it disturbs sleep or eating
- 2Review of your medical and dental history — including recent treatment, current medications and any relevant general health conditions
- 3Clinical examination of teeth, gums and bite — assessing the suspected tooth alongside neighbouring teeth and surrounding soft tissues
- 4Specific tests as needed — such as cold sensitivity, percussion or bite testing to help localise the source and nature of the pain
- 5X-rays where clinically justified — to visualise areas between teeth, around roots and within the surrounding bone
- 6Clear explanation of the likely cause — with a personalised treatment plan outlining options, expected benefits and any associated risks
Two Convenient Locations
Visit Us in Central London
Assessment and treatment planning for toothache and other dental concerns are available at our London clinic, where professional evaluation can help determine appropriate care options.
South Kensington
Now Open20 Old Brompton Road, South Kensington, London SW7 3DL
Mon & Wed: 9 am – 6 pm
Tue & Thu: 9 am – 8 pm
Fri: 9 am – 5 pm
Sat & Sun: 10 am – 4 pm
1 min from South Kensington tube (District, Circle & Piccadilly)
City of London
Opening May 20265 Ave Maria Lane, City of London, London EC4M 7AQ
Mon – Fri: 8 am – 8 pm
Sat & Sun: Closed
3 min from St Paul's tube (Central line) · 5 min from Blackfriars
Common Questions
Toothache FAQ
Your Dental Team
Experienced Dentists
All our clinicians are GDC registered. Our dental team is experienced in diagnosing and managing the full range of causes of toothache with calm, thorough care.
Dr. Yasha Y Shirazi
Principal Dentist & Clinical Director
GDC: 195843
Dr. Reza Davari
Dentist
GDC: 302422
Dr. Kamran Yazdi
Dentist
GDC: 197926
Dr. Andreia Phipps
Dentist
GDC: 229601
Patient Reviews
What Our Patients Say
Related Services
Related Treatments & Services
Registered · Regulated · Trusted
Your Safety Is Our Priority
Our South Kensington clinic is regulated by the Care Quality Commission (CQC) and all our clinicians are registered with the General Dental Council (GDC).
CQC Regulated
South Kensington clinic
GDC Registered
All clinicians
4.9/5 Rating
Google Reviews
CQC Provider: Medical and Dental Limited · Registration No. 1-20629579981
Assessment for Toothache
Experiencing Dental Pain?
If you are experiencing toothache or dental pain, a professional dental assessment can help identify the cause and determine appropriate treatment options based on your individual needs.
