Template:Pertussis Antibiotics

  • Antibiotics do not help with severity or duration but may decrease infectivity.
  • A reasonable guideline is to treat persons aged >1 year within 3 weeks of cough onset and infants aged <1 year and pregnant women (especially near term) within 6 weeks of cough onset. [1]
  • TMP--SMZ should not be administered to pregnant women, nursing mothers, or infants aged <2 months.[2]
  • The following regemins are for active disease or postexposure prophylaxis. If a patient is has confirmed disease and is likely to be in contact with infants or pregnant women then the patient should be treated as up to 6-8 weeks after the onset of their illness.

< 1 month old

Same antibiotics for active disease and postexposure prophylaxis

>1 month old

  • Azithromycin 10mg/kg (max 500mg/day) daily x 5 days
    • if > 6 months old then day 2-5 of treatment should be reduced to 5mg/kg (250mg/day max)
  • TMP/SMX 4mg/kg PO BID daily for 14 days (if > 2 months old)

Adults

any of the following antibiotics are acceptable although azithromycin is most commonly prescribed

  • CDC - Pertussis http://www.cdc.gov/pertussis/clinical/treatment.html
  • CDC MMWR Pertusis http://www.cdc.gov/mmwr/preview/mmwrhtml/rr5414a1.htm