Toothache can be due to tooth decay, tooth fracture, tooth injury, tooth abscess, infected gums, and grinding teeth. Infection of the tooth pulp (pulpitis) results in severe, throbbing, and continuous pain, especially at the night. Consult a dentist to diagnose and treat the cause of toothache.

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Why do I have pain and swelling after getting a temporary filling?

Query: Hello doctor,I got a temporary filling in my tooth today. But there was swelling and pain after five hours.  Read Full »

Dr. Muhammad M. Hanif Md.

Cardiologist, Criticalcare Physician, General Medicine Physician, Internal Medicine Physician

Answer: Hello, Welcome to I can understand you are worried about pain and discomfort in your tooth. After dental procedures like filling a root canal, infection and pain are not so uncommon. Many dentists give pain medications and antibiotics before discharging the patient (after the procedur...  Read Full »

Is severe pain after getting a sedative filling normal?

Query: Hello doctor, I got a sedative filling done after a filling that was done a week ago became very painful. A day after the sedative filling, I am still experiencing a lot of pain. Is this normal? When should I consider going back to the dentist?  Read Full »

Dr. Divya Banu M


Answer: Hello, Welcome to I have gone through your issue. Since you have pain after sedative/temporary filling, this indicates the tooth is either non-vital or the cavity has reached the pulp (blood supply of tooth). So, kindly visit the dentist, take an X-ray (intraoral periapical radiograp...  Read Full »

Why does my tooth hurt after biting something hard?

Query: Hi doctor, My son is 12 years old. He bit a cookie yesterday, and it has hit his tooth. Now, he has a pain in the tooth. What to do now?  Read Full »

Dr. Naveen Thomas

Dentist, Endodontist, Pedodontist, Periodontist

Answer: Hi, Welcome to If it is a permanent tooth then, wait for a day or two. If there is no sign of any visible fracture line, allow them to heal after sudden blunt trauma. On considering his age, if it is a milk tooth, then it has to be removed. If there is a pain, then consult a dentist s...  Read Full »

I get pain in my RC treated tooth even after having antibiotics. Why?

Query: Hello doctor, I had got a root canal done on my teeth. I had seven sittings to complete it. I am still having a dull pain. Sometimes I take mild pain killers. I took antibiotics for three days for this, but still, full pain is there. What can I do?  Read Full »

Dr. Ummah Mohammad


Answer: Hello, Welcome to 1. First of all, I would like to know which tooth are you talking about? I would also like to see the X-ray if you have it with you. 2. I am sorry as it took long for your root canal procedure, did your dentist tell about any specific complication with your tooth?. ...  Read Full »

I have tooth pain, but my X-ray showed nothing. Why?

Query: Hello doctor, I have been having tooth pain for about six weeks. It is only when pressure is applied when I eat. No sensitivity to cold or hot. I went to the dentist and he took X-rays and compared them to routine X-rays taken a couple of months prior. He said the two sets were the same and saw no ...  Read Full »

Dr. Muzaffer Hussain Parray


Answer: Hi, Welcome to As per your history, there is no pulp cavity exposure or even if there is a crack that will not cause the pain. The reason I think is the filling, which may be high (high point). The second reason may be a periodontal problem. I do not think RCT (root canal treatment) ...  Read Full »

Why am I having toothache with hard bump in the gum?

Query: Hi doctor, I have pain in my molar tooth on lower right side and under it is a hard bump in my gum. The pain is only when I eat or touch bump or tooth. Please help.  Read Full »

Dr. Ummah Mohammad


Answer: Hi, Welcome to That bump seems to be an abscess collection from your explanation and the infection in your tooth has reached pulp. You should go to your dentist at the earliest, he or she will get your X-ray done and then treatment will begin. First of all, abscess drainage is a must ...  Read Full »

Will a cavity of a tooth that hits the nerve hurt worse than a necrotic tooth?

Query: Hello doctor, Will a cavity tooth that hits the nerve hurt worse than a necrotic tooth? I have two teeth that are bothering me but are next to each other. I am getting one pulled, but I am not sure on 100 % on which one is bothering me. I think it is the cavity that has hit the nerve. Kindly advice...  Read Full »

Dr. Naveen Thomas

Dentist, Endodontist, Pedodontist, Periodontist

Answer: Hello, Welcome to Necrotic roots of the tooth cause pain only if the pus formation has increased the pressure inside. The tooth which has a large cavity but nerves are vital is very painful since nerves are stimulated at the slightest touch of fluids etc. You need to ask for root cana...  Read Full »

Why do I have pain in my ear when I chew?

Query: Hi doctor, I am a 31 year old unmarried male. I am getting very sharp and heavy pain in left ear side, inside center part of the ear, whenever I chew or eat food. This was started 4 days back. But, it was not that much noticeable and today morning it has increased. Please help.  Read Full »

Dr. Divakara P

Diabetologist, Endocrinologist, General Medicine Physician, Internal Medicine Physician, Pain Medicine Physician, Pulmonologist

Answer: Hi, Welcome to Your ear pain could be either due to a dental problem or nerve problem, a condition called trigeminal neuralgia. If it is dental problem it has to be addressed by a dentist. The treatment is either tooth extraction or a root canal treatment. Hence, first kindly get exa...  Read Full »

Why am I having pain in the mouth while chewing?

Query: Hello doctor, Since the age of 6 to 18 (current) I have had sharp pains in my mouth whenever I use my chewing teeth. No cavities whatsoever. I do not know what is the problem. And the pain is on and off. What is the problem?  Read Full »

Dr. Ummah Mohammad


Answer: Hi, Welcome to Possibilities are many: 1. There might be fractured teeth. 2. There might be sinus problems. 3. There might be condylar or TMJ problems. 4. Might this be related to the nerves. I suggest you go to a good oral and maxillofacial surgeon or an endodontist. Different t...  Read Full »

Why do I have pain after root canal treatment?

Query: Hi doctor, I had minor tooth pain before and got a composite filling. Then, I had extreme pain and opted for root canal treatment. I had a root canal before three days. I feel extreme pain and my tooth is still sensitive to cold. Is it possible that the nerve was not completely removed? Also, it h...  Read Full »

Dr. Geeth Sadasivam


Answer: Hi, Welcome to Your doubt is partially right. The root canal treated tooth might get some entrapped bacteria, which causes you pain. It cannot be straight away told that the nerve was not completely removed. There are some reasons for postoperative pain. Improper shaping of the canal, ...  Read Full »

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