This ready to use paste is effective against most common worms. The only worms that is does not cover is tapeworms and encysted redworms. Each syringe delivers 120mg ivermectin, sufficient to treat 600kg of bodyweight. Each weight marking on the syringe plunger will deliver sufficient paste to treat 100kg bodyweight. All horses should be included in a regular parasite control program, with particular attention being paid to mares, foals and yearlings. Foals should be treated initially at 6 to 8 weeks of age, and routine treatment repeated as appropriate. Eqvalan Paste is highly effective against gastro-intestinal, cutaneous and pulmonary nematodes and bots of horses. Regular treatment will reduce the chances of verminous arteritis and colic caused by Strongylus vulgaris. With its broad spectrum, Eqvalan Paste is well suited to be a major product in a parasite control program and is well suited to be a major component in a rotational program. Unlock the knurled ring by making 1/4 turn and slide the knurled ring up the plunger shaft so that the side nearest the barrel is at the prescribed weight marking. Turn the knurled ring 1/4 turn to lock in place. Remove the plastic cap from the tip of the nozzle. Make sure the horse#s mouth contains no feed. Insert the syringe into the horse#s mouth at the interdental space. Advance the plunger as far as it will go, depositing the medication on the base of the tongue.