welcome to HCM!
More common side effects which may also occur up to several weeks after you stop taking clindamycin
are Abdominal or stomach cramps
and pain ,diarrhea
fever while skin rash
, redness, and itching ,unusual bleeding or bruising are rare side effects
However most side effects of clindamycin may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine.
Your vaginal bleeding is just a normal period.dont worry!take care!