PHARMACHEM Piperazine Solution is a super concentrated formulation, making it an effective control of Roundworm in poultry, pigeons, cage birds and pigs. It is also an effective Nodule Wormer in pigs. PHARMACHEM Piperazine Solution is an easy to administer liquid preparation and if used as directed, will prove to be an economical wormer which can be administered with minimum fuss. Simply combine the required amount with water and then leave the rest up to the Piperazine Citrate. This preparation can also be administered in wet mash or by individual drenching where pigs are concerned.