The invention relates to the field of the medical technology, in particular to a multifunctional biological preparation. The multifunctional biological preparation comprises the following components comprising, by mass, 831-856 parts of water, 50 parts of glycerin, 50 parts of propylene glycol, 6 parts of carbomer, 0-6 parts of radix sophorae flavescentis extract, 5 parts of houttuynia cordata extract, 1-2 parts of chitin, 10 parts of cellulose, 5-20 parts of motherwort extract, 0-1 part of hyaluronic acid, 5 parts of borneol, 0-3.5 parts of ethyl alcohol, 1 part of chlorhexidine acetate, 0-0.5 part of peppermint oil and 0-20 parts of common cnidium fruits. The multifunctional biological preparation can significantly improve the immunity, especially the immunity of the genital system and significantly relieve the dysmenorrheal symptom. The multifunctional biological preparation can significantly improve the health state and the youthful state of the genital system and comprehensively solve various genital problems.