2.2.7.3 Herbicides

There are a number of herbicides in common use. Their clinical toxicity varies significantly between compounds.

• Dipyridyl compounds (paraquat, diquat)
• Glyphosate
• Chlorphenoxy compounds (eg 2,4-D, MCPA)
• Propanil

In order of toxicity:

• Paraquat
• Chlorphenoxy herbicides
• Propanil