Toxin Binder should be introduced gradually into diet over a two week period. 
Add to feed. May be fed continually, or as required. 
Start with 1tsp and gradually increase to the recommend rate. 
Split into two feeds (morning and night) where possible. 
Always provide access to clean water. 

1 scoop = 20g

Maintenance:
Morning feed:    1/2 x scoop (10g)
Night feed:         1/2 x scoop (10g)

Severe condition:
Morning feed:    1 + 1/2 x scoop (30g)
Night feed:         1 + 1/2 x scoop (30g)

Recommended rate based on a 500kg horse