 [ Symptoms ] i have planters wart rft dr has frozen but has not helped fis very very sore and swollen i want to know what the next step in healing the planters wart [ Disease ] plantar means bottom of the foot warts may require more than on treatment using liquid nitrogen but this method can still fail there are other prescription chemical treatments that your doctor may suggest if your wart has not resolved but there is nothing other than salicylic acid that is effective over the counter