During their estrus period, female dogs often urinate more frequently, lick their genitals, drip bloody fluids and crave attention. (2ndchance.info)
However, if you find that most of the times you are extremely thirsty and start urinating more often than usual. (themamaneeds.com)
A peri-bottle to use after the birth: this is to keep in your bathroom filled with warm water to rinse yourself and make urinating more comfortable * (webirthathome.com)