Buy Poisons (InvisiBill) 

This AddOn lets rogues buy poison components with one command or using the BuyPoisons UI. This will also allow you to automatically restock a chosen amount of Flash Powder into your inventory.

Continuation of Sneekygit's work.

Changelog
3.2.4
TOC 20400 for patch 2.3

3.2.3
Updated German localization for patch 2.3.2

3.2.2
TOC 20300 for patch 2.3

3.2.1
Continued by InvisiBill - http://www.invisibill.net/
TOC 20200 for patch 2.2.2
Added level data to poisons
Added red tint to poisons above your current level
-Items are still buyable, but easily identified as unusable

3.2
fixed a bug with crippling poison

3.0
updated to work with patch 2.1.0

2.10
Major fixes
now removed all pricing parts of the addon
this will hopefully fix the merchant errors
hopefully i will be able to add pricing back in at a later date.

2.9
fixed french localisation
BUYPOISONS_COMPONENT_MAIDENS_ANGUISH ="Angoisse de la vierge";

2.8
fixed
Anesthetic poison
again
my mistake

2.7
fixed
Anesthetic poison

2.6
updated toc for patch 20006

2.5
TOC Updated for version 20005
fixed errors
should now work with TBC

2.3
Burning Crusade Poisons Added
TOC changed
Default Portrait Changed to player

1.3
minor artwork fix
nothing major

1.2
fixed cripling poison artwork
changed visable frame to player frame instead of vendor frame.

1.1
added french and german language compatability
(forgot to add them in :P)

1.0
Continued By Sneekygit

Altered TOC to match patch 2.0
altered LUA to work with patch 2.0 (Some commands were different)
major code changes were required

thanks to the original author for such a fine addon