Red flags for strep throat include a sudden, severe sore throat, fever (≥ 100.4°F/38°C), painful swallowing, red tonsils with white patches/pus, swollen/tender neck glands, and tiny red spots on the roof of the mouth (petechiae), often without a cough, especially in children 5-15, though symptoms like difficulty breathing, drooling, or inability to swallow require immediate medical attention as potential complications.
Call your doctor if you or your child has any of these signs and symptoms:
Rash appears and spreads
One to 2 days after the illness begins, a red rash usually appears. However, the rash can appear before illness or up to 7 days later. The rash may first appear on the neck, underarm, and groin (the area where the stomach meets the thighs). Over time, the rash spreads over the body.
A short-term therapy study found that approximately 100% of patients with streptococcal tonsillopharyngitis treated with ceftriaxone were clinically cured, and 95% of these patients had pharyngeal sterilization.
Antibiotics. If your doctor diagnoses you or your child with strep throat, your doctor will likely prescribe an oral antibiotic.
“Because strep throat is a bacterial infection, it is very unlikely that it will resolve without a course of antibiotics,” Dr. Hardy said, noting that “the most common antibiotics that we use are amoxicillin and penicillin” for strep throat treatment.
When does my child need medical attention for group A strep? Parents should bring their children to the emergency department if they are having difficulty breathing, if they are not able to keep liquids down, or if they appear to be behaving in an unusual way or not responding the way that they typically do.
Penicillin and amoxicillin are common antibiotics healthcare providers use to treat strep throat. If you're allergic to penicillin, the provider can prescribe another antibiotic. A healthcare provider may give you an antibiotic shot, or they may prescribe an antibiotic in either pill or liquid form.
(Antimicrob Agents Chemother 69:e00237-25, 2025, https://doi.org/10.1128/aac.00237-25) suggests that ceftriaxone is greatly superior to amoxicillin in treating pneumonia due to pneumococci with an MIC > 2 mg/L, much of the difference in efficacy of the two drugs may have been due to dosage, route, and times of ...
In general, it takes about 1 to 3 days to feel better after taking antibiotics. More specifically, it takes about 30 minutes to 2 hours for ceftriaxone to reach the highest level in your blood after a single dose, so the antibiotic can start fighting against your infection pretty soon after you start treatment.
However, if symptoms don't go away, or you or your child have a fever of at least 101° F that lasts a few days, call your primary care provider. Other symptoms along with the sore throat that might be cause for concern include: Dehydration. Trouble breathing.
Secondly, strep throat is known for the prevalence of petechiae in the mouth, throat and tonsils. These little red spots are pretty unique to the infection, making strep easy to diagnose in most people. You might also notice small white patches or streaks of pus on the back of the throat and tonsils.
In Australia, strep throat is still called strep throat, or medically as pharyngitis or tonsillitis caused by Group A Streptococcus (GAS) bacteria; it's a common bacterial infection alongside other GAS illnesses like scarlet fever and impetigo, with awareness high due to risks of severe conditions like rheumatic heart disease.
Strep throat is a bacterial infection that causes a sore, swollen throat. It can also cause white or yellow patches and streaks in the throat, red bumps in the throat, and swollen tonsils. The infection can be transmitted between people through airborne vapors and contact with the bacteria on surfaces.
Most patients with strep throat feel worse for 2-3 days before they begin to feel better. Strep throat typically resolves on its own within 7-10 days. Typically, strep throat can last for 7- 10 days. Strep throat symptoms improve between the third and fourth day.
Post-streptococcal glomerulonephritis (PSGN) is an inflammatory disease affecting the kidneys. It's rare, but PSGN can develop after strep throat, scarlet fever, or impetigo. Symptoms of PSGN usually point to kidney issues and long-term kidney damage can occur.
What may interact with this medication?
We have previously reminded healthcare professionals that ceftriaxone should not be mixed or simultaneously infused with calcium-containing solutions such as Hartmann's or Ringer's because of a risk of precipitation.
Augmentin is usually reserved for harder-to-treat infections, such as those caused by bacteria that are resistant to antibiotics. Augmentin has a slight edge over amoxicillin because it contains clavulanate to help fight antibiotic-resistant infections.
Gargle with Salt Water
Gargling warm salt water (about half a teaspoon in a cup of warm water) several times a day can reduce swelling, kill bacteria, and provide quick comfort.
Foods to Avoid when You have Strep Throat
Strep must be diagnosed by a doctor. An urgent care facility is the best bet in receiving fast and effective treatment for strep. The doctor will prescribe an antibiotic to cure the bacterial infection. If you have a cold, it is best to cope with the symptoms at home.
Severe group A strep infections often require hospitalization as these infections require rapid treatment to prevent complications or death. Infections can progress rapidly, so it is very important to see your healthcare provider as soon as possible.
Immediate action required: Call 999 or go to A&E now if:
You or your child: have difficulty breathing or are unable to swallow.