Plantains considered a weed by many is a useful remedy for cough irratation and hoarseness. Also for gastritis. Decoction of dried leaves promotes blood clots for wounds.
Fresh leaves can be crushed and applied to wounds,cuts,scratches and insect bites.
Plantain is used widely in the world. Is a proven antibiotic and stimulates healing process.
Eastern-Central Medicinal Plants - Peterson Field Guide