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Penicillin

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Introduction
Find everything you need to know about antibiotics including causes, symptoms, diagnosis and treatment, with links to other useful resources.
Uses of antibiotics
Read about which conditions antibiotics are used to treat, for example, acne, chlamydia, kidney infections and pneumonia, and which conditions don't require antibiotics, such as sore throats, colds and chest infections.
Considerations
Read about the risks of taking certain antibiotics, which types of antibiotic are safe to take while pregnant and breastfeeding, and how some types of antibiotics can affect health conditions.
Side effects of antibiotics
Read about common side effects of antibiotics, which include being sick, feeling sick, diarrhoea, and bloating and indigestion.
Interactions with other medicines
Antibiotics can sometimes interact with other medicines or other substances. This means that the effects of one of the medicines can be altered by the other.
Missed or extra doses
What to do if you miss a dose of your antibiotics or accidentally take too many doses.
Frequently asked questions
Read answers to some common questions about antibiotics, including why they shouldn't be used to treat coughs and colds, what is antibiotic resistance and when are antibiotics needed.