My left foot specifically in between my toes have been itching and its red since last week. please advice for causes, precautions and treatments. ?

Itchy toes: Dry, itchy skin between your toes is often a sign of a fungal infection. The infection can often be cleared using over-the-counter medications like lamisil (terbinafine). If left untreated, the infection may spread to your toenails or other areas of your body, requiring more extensive treatment.

Foot fungus: Your description is probably athletes foot fungus and you can start out by using an over the counter medication for this. If it persists see your podiatrist.