Does duct tape really work for plantar warts?

In some cases. Yes. The adhesive is an irritant to the warts.

Related Questions

Plantar warts and duct tape method. How effective is this?

Unknown... It is a treatment recommendation that has spread over the internet. As far as i know, there are no scientific studies to show any degree of effectiveness. You are basically just tearing the upper layers of the skin away as the tape is removed. There are better ways... See a podiatrist. Read more...

What should I do when antifreeze doesn't work on my plantar warts?

Antifreeze? What are you doing fooling around with antifreeze. That stuff is poison. Stay away from it. The skin can absorb it and it is a poison. Leave ot alone. Read more...
Warts. See a dermatologist or podiatrist or try over the counter salicylic acid product. Read more...
Don't use antifreeze. You can try over the counter wart removers from the drug store, but be careful: i've seen them do more harm than good. Other options your doctor might offer include cryotherapy (freezing the wart), electrocautery (burning the wart), laser treatment, or several different topical chemical treatments. If the treatment is typically uncomfortable, your doctor can numb the area before proceeding. Read more...