Mazal tov on the birth of your baby!
It is likely that the new staining is associated with using the
progesterone only pill, although we cannot rule out renewed
postpartum bleeding. If you have only taken the pill for a few days, it should not take more than a week or so for your body to readjust. However, there is no way to guarantee that this will be the case. Furthermore, it is possible that, if you continue the pills, your body will adjust within a few weeks.
If you do go off the pills until after immersion, you may wish to consider using a different form of contraception, such as
spermicide, until you resume using them.
You may also find it helpful at this juncture to review our site's articles "
Stains" and "
Toilet Paper", to avoid further delaying your
clean days or becoming
niddah unnecessarily.
Please write back with any further questions.