Abuse Cheats (PC)

Save the game at a console, then immediately reload that game. The game will resume with
100% health.

This cheat requires editing a game file, so make a backup copy of the file before
starting. Use a text editor to edit the "lispoptions.lsp" file in the game folder. Enable
mouse weapon switching in the file. Select any weapon other than the laser. Hold the Right
Mouse Button when shooting that weapon and the ammunition counted for that weapon will be
taken from the weapon on the left side.

Start Abuse the with -edit as a parameter.  Press Shift + Z, then Tab to start playing.