Section 600 of the Business and Professions Code reads as follows: ‘It is unlawful for any person, firm, corporation or association, except boards of health or agencies approved by the State Department of Public Health, to post or otherwise exhibit or distribute in any manner whatsoever in any place, any advertising or other printed matter concerning venereal diseases, lost manhood, lost vitality, impotency, seminal emissions, self-abuse, varicocele, or excessive sexual indulgence and calling attention to any medicine, device, compound, treatment or preparation that may be used therefor.