Should one or both eyes of an infant become inflamed, swollen or red, and show an unnatural discharge at any time within two weeks after its birth, it shall be the duty of the parents or other persons having charge of such infant, to immediately report in writing to the board of health or county physician of the city, town or county in which such birth occurs, the fact that such inflammation, swelling and redness of the eyes and unnatural discharge exists. On receipt of such report, the board of health or county physician shall take such immediate action as it may deem necessary in order that blindness may be prevented.