The best replacement for vaccine is immunization.

The best alternatives to vaccine are rated as following:
★★★★★  immunization
★★  no vaccine
★★  vaccination
★★  antibiotic
★  cure
★  flu mist
★  flu shot
★  antibiotics
★  titer
★  mist
★  flu vaccine
  inoculation
  vaccines
  trivalent
  booster
  antiviral
  natural immunity
  immunoglobulin
  serum
  nasal spray
  modified live vaccine
  not to vaccine
  trivalent vaccine
  shot
  swine flu
  drug
  injection
  mcv4
  chicken pox
  mmr
  shingles vaccine
  pertussis vaccine
  tamiflu
  live vaccine
  conjugate
  flumist
  anti vaccine
  cervarix
  regular flu vaccine
  not vaccine
  immunotherapy
  immunoglobulins
  td vaccine
  gardasil
  bacterin

Your alternative for vaccine is not listed? Suggest!
Speaking about vaccine, one probably shouldn't forget about pertussis.

Other search terms related to vaccine and their ratings are:
★★★★★ pertussis
★★★★★ h1n1
★★★★★ tetanus
★★★★ adjuvant
★★★ egg allergy
★ chickenpox
★ flu vaccine
★ dtap
hpv
chicken pox
lepto
virus
You have in mind a companion for vaccine and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of vaccine in all years. Click on graph for more.
vaccine
immunization
no vaccine