She disposed of the used menstrual fluids in the trash.

Menstrual synchrony is the phenomenon where women who spend a lot of time together start to have their menstrual cycles at the same time.

I have been experiencing irregular menstrual periods lately.

I bought some menstrual sponges from the store.

She uses a menstrual sponge during her period.

I bought some new menstrual pads today.

I need to buy a new menstrual pad.

She experiences pre-menstrual syndrome every month.