Columbia was the first shuttle to reach space, in 1981. Columbia carried dozens of astronauts into space during the next two decades, reaching several milestones.
Capstar is the brand name of a flea treatment for cats and kittens that weigh at least two pounds and are at least 4 weeks of age. It begins killing fleas within 30 minutes of ingestion and will kill more than 90 percent of the fleas in four hours.
While some topical flea and tick treatments, such as Frontline for cats and dogs or Revolution for dogs, could leave areas of your pet unprotected from harmful flea infestation, oral medications like Comfortis and Nexgard provide protection for your petâs entire body.