a child resistant attachment for containers used for storing and dispensing potentially dangerous materials , such as medicament tablets or the like , the attachment being resistant to opening by children but readily openable by adults , particularly adults having impaired manual dexterity of their hands and / or fingers . in a particularly preferred embodiment , the attachment comprises a finish portion including thread ring with an integrally molded annular tab ring or collar generally concentric to the thread ring and a closure which is releasably secured to the thread ring by means of complementary screw threads . the tab ring or collar preferably includes a pair of resiliently deformable spring - like pushtabs containing vertical extensions which engage interlocking pawls on the innermost surface of the closure skirt when the closure is fully assembled onto the finish portion . to remove the closure , the opposed pushtabs must be depressed prior to applying unscrewing torque to the closure to disengage the pushtab extensions from the interlocking pawls on the closure . in a particularly preferred embodiment , the finish portion of the child resistant attachment of the present invention is integrally molded with the container in a ready to use configuration without the need for additional assembly or molding operations . methods for producing the child resistant attachment and child resistant packages employing it are also disclosed .