Sore throat caused by a virus won't be cured by antibiotics . Once in a while a blood test may be needed when strep infection is suspected. It is called an ASO test. Prescribed treatment Antibiotics are usually prescribed if your throat culture proves that you have strep throat. You can help relieve throat soreness.
Some people find that drinking warm fluids makes their throat less sore.
Others find cold fluids more soothing. Throat lozenges or sprays will probably NOT help. In fact, using them often makes the soreness of strep throat worse instead of better. Antibiotics are usually given to prevent the serious complications that can follow strep throat. Treatment is important to prevent complications.