KZ Cream should be used in the dose and duration as prescribed by your doctor. This medicine should be used regularly to get the maximum benefit from it. Do not use more than you need, it will not clear your condition faster and may only increase the side effects. Skin infections will usually get better after 2 to 4 weeks. Do not use the medicine for longer than your doctor has told you to and let him or her know if your condition does not improve after 2 to 4 weeks of treatment. If you have Athlete’s foot, wash your socks or tights thoroughly and change your shoes daily if possible.