Put ice over the fractured rib. Apply an ice pack, frozen gel pack or bag of peas from the freezer onto your rib injury for about 20 minutes every hour you are awake for the first two days, then reduce it to 10 â 20 minutes three times daily as needed to reduce pain and swelling.
1 Oral progesterone, such as Prometrium, is a natural form of the hormone used to help supplement the luteal phase during fertility treatments such as intrauterine insemination (IUI).  Progesterone suppositories, such as Endometrin and Cyclogest, are made of natural progesterone and are inserted into the vagina.
Melatonin is rapidly metabolized and taken up by all tissues, and its metabolites are excreted through the kidney. Melatonin supplementation should be avoided during pregnancy or planned mating based on possible hormonal effect.