Poisons aren't applied yet. You can see how many poisons of selected type are remaining in your bags.
You can choose which poison from your bags should be applied to which weapon.
Same as previous, but in combat. Full opacity.
One poison was applied.
An example of how a list of available poisons might look like.
Poisons were applied to both weapons.
Save as previous, but in combat. Full opacity. Your can see remaining amount of charges and remaining time of both poisons.
Button on minimap. Press left mouse button to open configuration menu; hold left mouse button to move this button.