The best replacement for radiation is chemotherapy.

The best alternatives to radiation are rated as following:
★★★★★  chemotherapy
★★★★★  chemo
★★★  surgery for prostate cancer
★★★  irradiation
★★★  convection
★★  radioactivity
★  conduction
★  chemotherapy for breast cancer
★  radioactive
★  surgery
★  mastectomy
★  chemo causes hair loss
★  chemo which is worse
★  chemo first
★  prostatectomy
★  surgery prostate cancer
  not after mastectomy
  chemotherapy breast cancer
  proton therapy
  chemotherapy first
  kemo
  surgery for prostate cancer treatment
  external radiation
  removal of prostate
  longwave radiation
  contamination
  ultraviolet radiation
  non ionizing radiation
  nonionizing radiation
  mohs surgery
  non-ionizing radiation
  radio waves
  speciation

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

Other search terms related to radiation and their ratings are:
★★★★★ chemo
★★★★★ breast cancer
★★★★ cancer
★★★★ chemotherapy
★★★ cell phones
★★★ surgery for breast cancer
★★ tamoxifen
★★ tissue expanders
★ lumpectomy
★ plane table
chemo for breast cancer
You have in mind a companion for radiation and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of radiation in all years. Click on graph for more.
radiation
chemotherapy
chemo