Red Bumps on Back of Throat: 10 Common Causes with Treatments

Red bumps on the back of the throat are usually the warning signs you may have an infection, inflammation, or irritation.

In some extreme cases, they could be symptoms of oral cancer. The good news is – Red bumps on the back of your throat are usually not a cause for concern.

These bumps pop up when you have a bacterial infection, a common cold, a viral infection, or even an allergic reaction. Since your throat is red, it may be hard to notice red bumps hiding at the back of your throat.

If you’re worried you may have red bumps, go to your mirror, turn on a flashlight and open your mouth as wide as you can.

Your red bumps may also reveal other symptoms that could help you identify the cause of the red dots. If your red spots come with white patches or painful swollen tonsils, you may need to see your doctor.

As we dig deeper into this article, you’d discover what could cause red bumps in your throat, their symptoms, and how to treat them.

Red Bumps on Back of Throat
Red Bumps on Back of Throat

What Are Red Bumps on Back of Throat?

Red bumps on the back of your throat can appear like tiny red spots, raised lumps, or small red ulcers. In some cases, the red bumps may resemble blisters and have white pus in their centers.

The type of infection you have will determine the appearance of the red bumps at the back of your throat. Your red bumps may look rough and inflamed or may resemble a rash at the end of your tongue.

In the past, people with red bumps at the back of the throat gargled salt water to kill the germs causing the infections.

Although it’s possible to treat your red spots at home with this quick home remedy, it doesn’t work for all infections.

To be on the safer side, it’s important you visit your doctor immediately you notice red bumps at the back of your throat.

If the cause of the red bumps is left untreated, the infection can spread to your respiratory tract, heart, or kidney and cause serious health complications.

10 Common Causes of Red Bumps on the Back of Throat

A lot of factors could cause red bumps to appear at the back of your throat. It could be as a result of common cold, or a viral infection like herpes.2

Other symptoms may accompany red bumps at the back of the throat. For example, if you have a sore throat, your red spots may come with swollen tonsils, coughing, and pain in your throat.

  1. Strep throat

Strep throat is a common bacterial infection caused by streptococcus pyogenes. It usually starts with a sore and scratchy throat, before rash-like red spots develop at the back of your throat, or on the roof of your mouth.

Although Strep throat occurs mostly in children, it can affect people of any age.

Other symptoms are:

  • Fever
  • Swollen lymph nodes
  • Headache
  • Pain swallowing
  • Rash
  • Nausea or vomiting
  • Red, swollen tonsils

Treatment for Strep Throat

Strep throat isn’t lethal. However, if your strep throat is left untreated, it could cause health problems like kidney inflammation or Rheumatic fever. Your doctor may prescribe an oral antibiotic to kill off the bacteria causing the infection.

This condition is highly contagious, so taking the antibiotic early will reduce the chance of you or your child infecting others. Using antibiotics will also relieve the pain and other complications that accompany your strep throat. Antibiotics that are effective against strep throat include:

  • Amoxicillin
  • Cephalexin
  • Azithromycin

With treatment, you should start feeling better within 48 hours. If your sore throat doesn’t show any signs of improving after 2 days, make sure you call your doctor.

Pro tip: Honey is also an effective remedy for treating mild strep throat, and the red bumps that come with it.

Taking a few spoons of Manuka honey will relieve symptoms of strep throat, and treat the infection.

  1. Scarlet Fever

Scarlet Fever
Scarlet Fever

In the 1800s, Scarlet fever was one of the leading causes of death worldwide, killing about 15-20% of people affected.

Today, bacterial infection is easily treatable. Scarlet fever is caused by group A Streptococcus bacteria, the same bacteria responsible for strep throat.

These bacteria produce a toxin that causes red bumps to appear at the back of your throat. Just like its name, scarlet fever is characterized by scarlet red bumps around the body.

The rash usually starts on the chest and neck before it spreads to other parts of the body. Your tongue may also look white with red dots on the surface and white pus on your tonsils.

Other symptoms linked with scarlet fever include:

  • High fever of 101 F (38.3 C)
  • Headache
  • Abdominal pain
  • Very sore and red throat
  • Swollen tongue
  • Difficulty swallowing
  • Swollen lymph nodes on the neck
  • Nausea or vomiting

Treatment for Scarlet Fever

Although scarlet fever was considered a serious infection, nowadays, there are various ways to deal with scarlet fever.

Your doctor may prescribe liquid antibiotics like penicillin or amoxicillin. Taking over-the-counter (OTC) medicine like acetaminophen can help to relieve your fever and pain.

Treating scarlet fever with antibiotics usually lasts between 10 days. However, most people recover in the first 4-5days.

Pro tip: If you’re experiencing red bumps along with the other symptoms linked to scarlet fever, it’s crucial you visit your doctor immediately.

If you don’t treat your scarlet fever in time, the infection may spread and affect your lungs, liver, and heart.

  1. Allergic reactions

allergies
allergies

When your body feels threatened by a foreign object, it responds with an allergic response.

You could be allergic to certain types of food, dust, pollen, or drugs. These allergic responses could trigger a wide range of symptoms, including red bumps at the back of your throat.

Other signs and symptoms linked with an allergic reaction include:

  • Red rashes on the skin
  • Difficulty breathing and wheezing
  • Runny nose
  • Itchy hives on the body
  • Red bumps on the neck, throat, and tongue.
  • A runny nose
  • Stomach pain
  • Sneezing
  • Coughing

Treatment for allergies

The best way to treat allergies is to avoid the allergen responsible for your red bumps. Your doctor may also prescribe natural antihistamines to relieve the symptoms.

  1. Pharyngitis

Pharyngitis

Pharyngitis is the scientific term for sore throat. Almost 60% of all red bumps on the throat are caused by a sore throat.

Sore throats are usually painful, dry, and may itch.

Your sore throat could be a result of either bacterial or viral infections. Although it can affect people of any age, sore throats are more common in children since they can’t fight off bacteria and viruses efficiently.

Other diseases that could trigger pharyngitis include:

  • Chickenpox
  • Measles

Symptoms that accompany pharyngitis include:

  • Whooping cough
  • Sneezing
  • Headache
  • Body pain
  • Runny nose
  • Fatigue
  • Chills
  • Fever

Treatment for Pharyngitis

Before you treat your pharyngitis, you need to discover the underlying infection causing your sore throat. Your doctor will treat your red spots depending on the type of infection causing your pharyngitis.

Antibiotics can’t work for viral pharyngitis. So, if the cause of your sore throat is a viral infection, you may need to wait for a few days before the red bumps in your throat clear up.

Your doctor may prescribe over-the-counter (OTC) drugs like ibuprofen and acetaminophen to relieve pain and fever.

For bacterial infections, your doctor may prescribe oral antibiotics like penicillin and amoxicillin.

Take antibiotics will not help you cure your sore throat, but it may prevent the bacterial infection from spreading and causing other complications like rheumatic fever and kidney disease.

Pro tip: You may start feeling better within the first few days of taking your antibiotics, make sure you complete your medication dosage to prevent re-infection.

Home remedies that can help you recover from pharyngitis include:

  • Drinking plenty of water
  • Getting plenty of rest
  • Washing your mouth with saltwater
  • Drinking warm water, lemon water, and tea
  1. Tonsillitis

Tonsillitis
Tonsillitis

Your tonsils are 2 oval-shaped pads at the back of your throat (one at each side). When you have a viral or bacterial infection, your tonsils may swell and cause red bumps at the back of your throat.

In some cases, your tonsils may be red, swollen and have white pus at its center. The most common cause of Tonsillitis is Streptococcus bacteria, which also causes strep throat. Your tonsillitis may affect other parts of your throat too.

Other symptoms that come with tonsillitis include:

  • Sore throat
  • Difficulty swallowing
  • Inflamed lymph nodes
  • Fever
  • Bad breath
  • Headache
  • Red swollen tonsils

Your doctor will probably carry out a rapid strep test to check for strep throat.

Treatment for Tonsillitis

Tonsillitis isn’t usually serious. In fact, it clears up on its own after a few days.

If your tonsils are painful and come with other symptoms that depict a bacterial infection, your doctor may prescribe antibiotics and pain relievers like acetaminophen.

In extreme cases, your doctor may suggest surgical removal of your tonsils (Tonsillectomy).

  1. Canker sores (Aphthous ulcers)

Get Rid of Canker Sores on Tongue
Get Rid of Canker Sores on Tongue

Canker sores are small, shallow wounds that appear on the soft tissues in your mouth or at the back of your throat.

These canker sores are usually white or yellow, with red, inflamed tissue surrounding them.

Although canker sores aren’t contagious, they can be extremely painful. Your canker sores may also come with other symptoms, including high fever, and swollen lymph nodes.

You may have a burning sensation in your mouth a day before the mouth ulcers appear. Although the exact cause of canker sores remains unknown, some certain factors that could trigger the growth of canker sores include;

  • Mouth injury, either through hard brushing, biting your cheek, or dental work.
  • Using harsh kinds of toothpaste and mouthwash that may contain sodium lauryl sulfate

Treatment for Canker sores

Canker sores don’t usually require treatment. In most cases, minor canker sores disappear after a week without leaving any scars. However, if your canker sores are large, keeps reoccurring, or doesn’t clear up in a few weeks, you may need extra medical care.

Your doctor may recommend benzocaine, hydrogen peroxide rinses or an antimicrobial mouth wash. If the pain is severe, you can also try gargling saltwater, adding milk of magnesia or rinsing your mouth with warm water.

  1. Mononucleosis

Mononucleosis is also known as mono or the kissing disease. Unfortunately, you may not have to kiss people to get infected with mononucleosis. You can get infected by sharing cups or drinks.

The disease is caused by the Epstein-Barr virus (EBV) and spreads through the saliva. Although mono isn’t very serious, it could cause fever, sore throat, and red bumps at the back of your throat.

Other symptoms of mononucleosis include:

  • Fatigue
  • Swollen lymph nodes
  • Sore throat
  • Headache

Treatment for Mononucleosis

Unfortunately, there’s no cure for mononucleosis. The symptoms appear after 4 to 7 weeks after infection and may be mild or serious.

Occasionally, mononucleosis can also lead to other serious health complications, including liver failure, heart problems, and jaundice.

If you’re experiencing fever, home remedies that may help include;

  • Getting a lot of rest
  • Drinking lots of water
  • Taking over-the-counter medications like acetaminophen may help with your fever.

Your doctor may prescribe corticosteroid medication if you have swelling in your throat.

  1. Chickenpox

Chickenpox
Chickenpox

This is a very infectious disease caused by the varicella-zoster virus.

The symptoms appear 14-16 days after contact with an infected person and could range from fever, headache, to a sore throat. In some cases, you may have red dots on the back of your throat.

The virus spreads through contact, coughs, or sharing food and drinks. A few days after the first symptom appears, you may develop an itchy rash and red spots all over your body.

Treatment for chickenpox

Chickenpox doesn’t cause any health complications, especially in healthy children. In most cases, you can self isolate and treat the symptoms.

To relieve the symptoms, make sure you get plenty of rest, drink lots of fluids. You can also apply calamine lotion or take oatmeal baths to reduce your itching.

Pro tip: Your chickenpox will fade away after a while, make sure you don’t scratch your spots to prevent infection or scarring. 

  1. Hand, foot, and mouth disease

Hand, foot and mouth disease is a very common children’s disease caused by coxsackievirus.

The infection causes rashes on the hands, feet, and mouth. HFM also causes sores in the mouth and red spots at the back of the throat.

Although it can affect anyone, children under 5 are highly prone to the disease.

Other symptoms linked to HFM disease include:

  • Fever
  • sore throat
  • Fatigue

Treatment for Hands, Foot, and Mouth Disease

HFM doesn’t require medical care. The symptoms clear up on its own after about 10 days.

You can soothe the pain with OTC pain relievers like ibuprofen or acetaminophen.

Pro tip: Make sure you avoid aspirin to treat pain in children since it could cause serious illness.

  1. Oral cancer

In rare cases, the cause of your red bumps could be cancer. The early symptoms of cancer include painful sores and red or white lesions at the back of the throat.

If your red bumps are persistent after treating with antibiotics, you should make an appointment with your doctor. Weight loss and numbness in your mouth are also warning signs associated with oral cancer.

Treatment for oral cancer

Early detection is the best way to treat any cancer. You may need to go through surgery, radiation and chemotherapy.

Conclusion

A lot of conditions can trigger red bumps at the back of your throat. Luckily, red spots are easily treatable and usually don’t cause serious health complications.

In fact, most red bumps will disappear a few weeks after appearing, even without treatment. Your doctor may have to physically examine you and prescribe the best type of treatment. Treating the underlying cause of your red bumps will also help reduce the symptoms.

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