 [ Symptoms ] what is consider high blood pressure for a child age of 3yrs old or can a 3yrs old have high blood pressure [ Disease ] this drug has been used off label to treat common warts verruca but plantar warts are a bit different and very difficult to treat it is not very likely that this will work on those warts so it is best to see a good podiatrist or dermatologist and have the treated by a different more effective method