Medicated serums for treatment of hair products, shaving products, nail products; Pharmaceutical preparations for treatment of viral, metabolic, endocrine, musculoskeletal, cardiovascular, cardiopulmonary, genitourinary, sexual dysfunction, oncological, hepatological, ophthalmic, respiratory, neurological, gastrointestinal, hormonal, dermatological, psychiatric and immune system related diseases and disorder; Sexual stimulant preparations in the form of gels containing sexual lubricants