Medicine Through TimeKey Facts

The Development of Penicillin

Part of Penicillin · GCSE GCSE History revision

This key facts covers The Development of Penicillin within Penicillin for GCSE History. Revise Penicillin in Medicine Through Time for GCSE History with 8 exam-style questions and 15 flashcards. This is a high-frequency topic, so it is worth revising until the explanation feels precise and repeatable. It is section 2 of 14 in this topic. Use this key facts to connect the idea to the wider topic before moving on to questions and flashcards.

Topic position

Section 2 of 14

Practice

8 questions

Recall

15 flashcards

📊 The Development of Penicillin

Person/FactorDateContribution
Alexander Fleming1928Discovered mould killed bacteria. Named it penicillin. Published findings but couldn't purify it.
Florey & Chain (Oxford)1939-40Purified penicillin. Tested on mice (cured infection). First human test 1941.
War1941-44Soldiers dying from infected wounds. Massive demand for any cure. Government priority.
US Government1941-44Funded mass production. By D-Day (1944), enough for all Allied casualties.
Technology1940sDeep fermentation method allowed industrial-scale production.

Keep building this topic

Read this section alongside the surrounding pages in Penicillin. That gives you the full topic sequence instead of a single isolated revision point.

Practice Questions for Penicillin

In which year did Alexander Fleming discover penicillin?

  • A. 1918
  • B. 1928
  • C. 1939
  • D. 1945
1 markfoundation

Which two scientists purified penicillin and made it usable as a medicine?

  • A. Pasteur and Koch
  • B. Jenner and Lister
  • C. Fleming and Pasteur
  • D. Florey and Chain
1 markfoundation

Quick Recall Flashcards

Who developed penicillin for use?
Howard Florey and Ernst Chain (Oxford, 1939-41)
What is an antibiotic?
A substance produced by a living organism (like the Penicillium mould) that kills bacteria. Penicillin was the first antibiotic — unlike magic bullets, it was natural, not synthetic.

8 questions on Penicillin — practise free

Instant marking, adaptive difficulty, and 15 spaced repetition flashcards. Free until your GCSEs.

Try PrepWise Free