What is the antibiotic regimen for strep throat?
Table: Antibiotic Regimens Recommended for Group A Streptococcal Pharyngitis
| Drug, Route | Dose or Dosage |
|---|---|
| For individuals without penicillin allergy | |
| Amoxicillin, oral | 50 mg/kg once daily (max = 1000 mg); alternate: 25 mg/kg (max = 500 mg) twice daily |
| Benzathine penicillin G, intramuscular | <27 kg: 600 000 U; ≥27 kg: 1 200 000 U |
What is the best antibiotic for Streptococcus pyogenes?
To date, S pyogenes has remained universally susceptible to penicillin. Therefore, penicillin remains the first-line drug of choice for pharyngeal infections, as well as for complicated or invasive infections.
How many milligrams of amoxicillin should you take for strep?
For bacterial infections: Adults, teenagers, and children weighing 40 kilograms (kg) or more—250 to 500 milligrams (mg) every 8 hours, or 500 to 875 mg every 12 hours.
What is the drug of choice for most streptococcal infections?
Doctors most often prescribe penicillin or amoxicillin (Amoxil) to treat strep throat. They are the top choices because they’re safer, inexpensive, and they work well on strep bacteria.
What is the drug of choice for Streptococcus pyogenes?
The drug of choice for treatment of bacterial pharyngitis is oral penicillin for 10 days or IM benzathine penicillin. This treatment is cost-effective and has a narrow spectrum of activity. Severe invasive S. pyogenes infections can be treated with vancomycin or clindamycin.
How often should I take amoxicillin 500mg for strep throat?
Adults, teenagers, and children weighing 40 kilograms (kg) or more—250 to 500 milligrams (mg) every 8 hours, or 500 to 875 mg every 12 hours.
Is 10 days of antibiotics necessary for strep throat?
If you have strep throat—which is caused by bacteria—your doctor may prescribe an antibiotic, such as penicillin. But strep throat goes away on its own in 3 to 7 days with or without antibiotics. Antibiotics may not make you well faster.
Will amoxicillin 875 mg treat strep throat?
The best antibiotics for strep throat are penicillin and amoxicillin. They are the most effective and affordable, and they come with few side effects.
Is 7 days of antibiotics enough for strep?
Is seven days of treatment as effective as 10 days? Editor—Zwart et al recommend seven days of treatment for streptococcal infections as opposed to three days. For several decades we were educated to continue penicillin for such cases for no fewer than 10 days.
What is the most common treatment for Streptococcus pyogenes infections?
Is Streptococcus sensitive to doxycycline?
The maximum sensitivity to doxycicline was found in beta-hemolytic streptococci (85.4%) and the minimum sensitivity to that antibiotic was found in Coli bacteria (39.2%) and Strep.