Abdominal cramps and headache were the most common adverse events after treatment ; abdominal cramps were reported by @ ( @ % ) children for albendazole plus ivermectin , @ ( @ % ) for albendazole plus mebendazole , @ ( @ % ) for albendazole plus oxantel pamoate , and @ ( @ % ) for mebendazole ; headaches were reported by @ ( @ % ) children for albendazole plus ivermectin , @ ( @ % ) for albendazole plus mebendazole , @ ( @ % ) for albendazole plus oxantel pamoate , and @ ( @ % ) for mebendazole .