Is Using Warticon Cream For Genital Warts Harmful?

hi im a 30 year old woman and i had genital warts a year ago and was given warticon which did work but kept coming back so i had them frozen at the gum clinic which didnt work aswell as i thought,but after some months its got bad so started using the cream again as was told at clinic to use cream again just wanted to know if it will be harmful