The best replacement for d5 is d9.

The best alternatives to d5 are rated as following:
★★★★★  d9
★★★  copper core
★★★  d9 dvd
★★★  d5w
★★★  ddc
★★  d7
★  d10
★  hdcam
★  mcp35x
★  sm58
★  shure sm58
★  tri ply
★  mcp655
  stainless all clad
  d4
  dn5
  d7 canon
  ddc pump
  d8
  pm1d
  750
  hdcam sr
  bd5

Your alternative for d5 is not listed? Suggest!
Speaking about d5, one probably shouldn't forget about normal saline.

Other search terms related to d5 and their ratings are:
★★★★★ normal saline
★★★ half normal saline
★★ 0.9 nacl
★★ 1 2 normal saline
★ insulin drip
ns
You have in mind a companion for d5 and it is not yet here? Propose!



Google Trends

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d5
d9
copper core