All of the following are true about Praziquantal except:: (A) It is the drug of choice for intestinal taenia solium infection, (B) It is the drug of choice for schistosomiasis, (C) It increases the permeability for calcium ions and lead to flaccid paralysis of helminths, (D) Side effects include myalgia and arthralgia
Answer is C. Praziquantal  increases entry of calcium ions and causes "spastic paralysis"