Abstract: A pacifier (1) comprising a bladder body (2) and a stop disc (4) interconnected by a transition and connection portion (6), as the bladder body (2) is shaped with an asymmetric, in the user position against a tongue (22) of a child (14) concave portion (24) and comprising a branch (18) sloping downward and inward and a bladder part (20) directed upward and inward, where at least the bladder part (20) is provided with a cavity, and wherein the bladder part (20) comprises a tongue plate (28) and a palate plate (30) where the tongue plate (28) and the palate plate (30) are interconnected along their edge portion in a bulb (32).