The NHS website

Chloramphenicol: antibiotic to treat bacterial infections

NHS medicines information on chloramphenicol – what it's used for, side effects, dosage and who can use it

NHS medicines information on cefalexin – what it's used for, side effects, dosage and who can take it.

NHS medicines information on azithromycin – what it's used for, side effects, dosage and who can take it.

NHS medicines information on amoxicillin – what it's used for, side effects, dosage and who can take it.

Find out about antibiotics, which are used to treat or prevent some types of bacterial infection.

Read about the uses of antibiotics, including treating or preventing some types of bacterial infections.

Find out about the side effects of antibiotics, including the symptoms of an allergic reaction.

Find out how antibiotics can sometimes work differently when you're taking other medicines or substances.

Find out about antibiotic (antimicrobial) resistance and why antibiotics are no longer prescribed to treat certain infections.

Read about the main treatments for stomach ulcers, including antibiotics and medications to reduce the amount of acid your stomach produces.