Injectors
Injectors, also referred to as tonics, are a type of medication that can heal or provide other benefits to the user.
Injectors are assigned random colors during each playthrough:
| Unidentified description | Color |
|---|---|
| a small milky tube | Y
|
| a small smokey tube | K
|
| a small rosey tube | R
|
| a small turquoise tube | C
|
| a small cobalt tube | b
|
| a small mossy tube | g
|
| a small gold-flecked tube | W
|
| a small muddy tube | w
|
| a small violet tube | m
|
| a small platinum tube | y
|
The 
empty injector is always decribed as a cracked injector when unidentified, and always uses the color Y.