Pronail Plus 10 ml Brush Application , Designed for the treatment and prevention of fungal nail infections. For effective and fast acting fungal nail treatment. Visible results in 1 weeks. Easy to apply solution. Enhanced nail penetration Fungal nail infection symptoms may include mild or severe discolouration of the nail, thickening of the nail, brittleness or scaly appearance of the nail, distorted shape of the nail, debris build-up under the nail.