Penicillin V (phenoxymethylpenicillin)

Please note: This is for information only.

Refer to local guidelines for treatment recommendations


  • A penicillin
  • Absorption reduced by food therefore take on an empty stomach.
  • Usual adult dose 500mg qds orally.

Main indications:

  • Amoxicillin generally preferred

Active against most strains of:

  • Streptococci (Group A, B, C, G, viridans, pneumoniae, milleri)
  • Neisseria meningitidis
  • Neisseria gonorrhoea - although many strains have low level resistance
  • Clostridium difficile
  • Clostridium perfringens

Not active against most strains of:

  • Staphylococci
  • Coliforms
  • Haemophilus
  • Pseudomonas
  • Bacteroides