a dispenser for paste material such as gels and creams as typically used in pharmaceuticals , personal care and food products , having a discharge channel consisting essentially of resilient elastomeric tube , with an inlet end connected to receive material from the paste material container and an outlet end terminating in a tip with a slit - opening e . g . a duckbill valve . an actuating element is mounted in the container behind the elastomeric tube , movable in a dispensing stroke laterally relative to the tube , and includes a blocking portion towards the inlet end of the tube which moves laterally in advance of a compression region to block the tube wholly or partly by squeezing it . the compression region then presses along the side of the tube and squeezes material from the outlet end .