Great White shark trophic PYRAMID: 1  Trophic Pyramid Information that is in video: An ecological pyramid (also trophic pyramid, energy pyramid, or sometimes food pyramid) is a graphical representation designed to show the biomass or biomass productivity at each trophic level in a given ecosystem.
For a vaginal yeast infection that recurs within 2 months of treatment, or four times in 1 year (recurrent vaginal yeast infection), see your doctor. Further testing or a different treatment may be needed. If you have been using a nonprescription medicine for your vaginal symptoms, be sure to tell your doctor.
NuvaRing is used in a 4 week cycle. Insert 1 NuvaRing in the vagina and keep it in place for 3 weeks (21 days). Remove the NuvaRing for a 1 week break (7 days). During the 1-week break, you will usually have your menstrual period.Insert and remove NuvaRing on the same day of the week and at the same time.uvaRing is a birth control medication used to prevent pregnancy. It is a single product containing 2 kinds of female hormones: etonogestrel, a progestin, and ethinyl estradiol, an estrogen.