Most throat infections are caused by viruses and clear up on their own within about a week. The key to treatment is figuring out whether your infection is viral or bacterial, because only bacterial infections need antibiotics. Everything else comes down to managing pain and staying comfortable while your body fights it off.
Viral vs. Bacterial: Why It Matters
The vast majority of sore throats are viral. Colds, the flu, and other respiratory viruses cause throat pain alongside symptoms like coughing, a runny nose, hoarseness, and sometimes pink eye. If you have several of those symptoms together, a virus is the most likely culprit, and antibiotics won’t help.
Bacterial throat infections, most commonly strep throat caused by group A Streptococcus, tend to look different. The classic signs are a fever above 100.4°F, swollen and tender lymph nodes in the front of the neck, white patches or swelling on the tonsils, and notably no cough. Doctors use these criteria (along with your age) to estimate the likelihood of strep. When all four signs are present in a teenager or adult, there’s roughly a 50/50 chance it’s strep. When none are present, the odds drop below 3%.
A rapid strep test or throat culture confirms the diagnosis. This matters because untreated strep can lead to rheumatic fever, a condition that damages heart valves and can be life-threatening. It can also cause a kidney complication called post-streptococcal glomerulonephritis. These aren’t common, but they’re entirely preventable with proper treatment.
Antibiotics for Bacterial Infections
If you test positive for strep, the standard treatment is a 10-day course of penicillin or amoxicillin. These remain the first-choice antibiotics because strep bacteria haven’t developed significant resistance to them. You’ll typically start feeling better within two to three days, but finishing the entire course is critical for clearing the infection completely and preventing complications like rheumatic fever.
If you’re allergic to penicillin, your doctor has several alternatives. Options include certain antibiotics in the cephalosporin family (unless your allergy is severe), clindamycin for a 10-day course, or azithromycin for a shorter 5-day course. The important thing is to take whichever antibiotic you’re prescribed exactly as directed, even after you feel fine.
Pain Relief With Over-the-Counter Medication
Whether your throat infection is viral or bacterial, pain management makes a real difference. Ibuprofen and acetaminophen are both effective for throat pain and fever. Ibuprofen has the added benefit of reducing inflammation in swollen throat tissue. Adults can take either one following the package directions, and you can alternate between the two if one alone isn’t enough. For children, stick to age-appropriate formulations and doses.
Throat lozenges and numbing sprays containing menthol or benzocaine provide temporary topical relief. They won’t speed healing, but they can make swallowing more comfortable for a few hours at a time.
Home Remedies That Actually Help
Saltwater gargles are one of the oldest sore throat remedies, and they work through a straightforward mechanism. Dissolve one teaspoon of salt in a cup of warm water and gargle for 15 to 30 seconds. The salt solution is more concentrated than the fluid in your throat cells, so it pulls excess water out of swollen tissue through osmosis. This reduces puffiness and can also help draw out irritants. You can repeat this several times a day.
Honey has solid evidence behind it for soothing throat irritation and calming coughs. A systematic review published in BMJ Evidence-Based Medicine found that honey performed about as well as dextromethorphan (the active ingredient in most over-the-counter cough syrups) for reducing cough frequency and severity, and it outperformed diphenhydramine, another common cough suppressant. A spoonful of honey in warm tea or warm water coats the throat and provides temporary relief. Don’t give honey to children under one year old due to the risk of botulism.
Staying well-hydrated thins mucus and keeps your throat moist. Warm liquids like broth, tea, or just warm water with lemon tend to feel more soothing than cold drinks for most people, though cold items like popsicles can numb pain temporarily. Both approaches are fine.
Herbal Options for Soothing the Throat
Marshmallow root and slippery elm bark both contain mucilage, a gel-like substance that swells when mixed with liquid and forms a slippery coating over irritated throat tissue. This coating acts as a physical barrier, calming the raw, scratchy feeling. You can find both as teas, lozenges, or supplements. They won’t fight the infection itself, but they provide a soothing layer that can make swallowing less painful.
Licorice root tea is another traditional option, though if you use it frequently, look for deglycyrrhizinated versions, which have the compound removed that can raise blood pressure with heavy use.
Signs That Need Medical Attention
Most throat infections resolve within a week. But certain symptoms suggest something more serious is happening. Difficulty breathing, an inability to swallow your own saliva (drooling), a muffled or “hot potato” voice, or a sore throat that’s dramatically worse on one side could point to a peritonsillar abscess or another condition that requires urgent care. A fever that persists beyond three to four days, worsening pain instead of gradual improvement, or a rash accompanying your sore throat are also reasons to get evaluated promptly.
For strep specifically, if you’ve been on antibiotics for more than 48 hours and aren’t improving at all, contact your doctor. The antibiotic may need to be changed, or the diagnosis may need to be reconsidered.