The ornamental design for a menstrualtampon, as shown and described.
FIG. 1 is a perspective view of a menstrual tampon showing our new design;
FIG. 2 is a bottom plan view thereof; and
FIG. 3 is a top plan view thereof.
The side opposite the side shown in FIG. 1 is the same as the side shown in
FIG. 1 except that it is traversed from top to bottom by a single straight
run of the double cord shown in FIG. 1.