If it is not so recent & bleeding has subsided you could try some arnica
to reduce internal swelling & help heal soft tissue damage, bruising etc.
But I do strongly recommend consulting your G.P or Naturopath before proceeding.
/not a woman but have lived with miscarriage thing with ex. Mrs P. Nippy is beside me confirming advice
Edit: Mrs P. Nippy own's a Natural health foods store.
( Sir Pigeon Nipples Did you sit in some sugar?, Mon 3 Jul 2006, 13:41, archived)