Placenta previa facts. 1  Placenta previa is the attachment of the placenta to the wall of the uterus in a location that completely or partially covers the uterine outlet (opening of the cervix). 2  Bleeding after the 20th week of gestation is the main symptom of placenta previa.
FRONTLINE Brand Products remain effective for 30 days, even if a pet swims or is bathed. After application, keep the dog or cat from getting wet until the application area appears dry, usually 24 hours. If a FRONTLINE Brand Product is to be applied after a bath, make sure the pet is completely dry before application.
Fleas and ticks do not have to bite your pet for Frontline to work. Frontline will kill fleas and ticks if they simply come into contact with your petâs hair. The fleas will die within 18 hours of contact with your pet, and ticks will die within 48 hours.