1st Aid Plast is a shield out water, dirt, and germs from wound. It is coated with skin-friendly synthetic rubber-based adhesive. It is simple to apply and comfortable to wear. Fiber-reinforced, like duct tape, to be up to two times stronger than ordinary waterproof bandages. Provide protective layer to wound from bacteria and germ. Cushioned foam protection that moves with you when you re active. Long-lasting and super-stick adhesive helps the bandage stay on.
Hello lybrate-user, your friend must have had a minor ligament injury. A bandge may not be needed, use ice pack and local pain gel application for pain relief. He has to be investigated for ligament injury if his symptoms persist.
Advanced Aesthetics, M.Ch - Plastic Surgery, MS - General Surgery, MBBS
Cosmetic/Plastic Surgeon, Indore
Are you diabetic, even if you do not either go back to your surgeon or see a plastic surgeon to know why the wound has not healed, do not use Dettol or savlon or hydrogen peroxide.
A corn bandage you can get easily from any pharmacy but it will only temporarily relieve. To cure it completely I must suggest a proper homeopathic treatment.
Shield360 
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