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.
This Site Might Help You. RE: How fast does Frontline start working? My poor baby has fleas and I put frontline on him last week, but it didn&#39;t work, so I put some more on him this morning because he is covered in fleas how long does it take to start killing the fleas that are on him?