Drug delivery agents, namely, gels for use in delivering a wide variety of pharmaceuticals and drugs into the body; pharmaceutical preparations, namely, gels for medical and therapeutic use for the treatment of allergies, cancer, cardiovascular disorders, central nervous system disorders, dermatological disorders, diseases of the mouth, ear, nose and throat disorders, hair and nail disorders, diabetes, endocrinological disorders, gastrointestinal disorders, gynecological disorders, hematological disorders, hormonal disorders, hypogonadism, immune system disorders, malnutrition, menopause, obesity, ocular disorders, pulmonary and respiratory disorders, reproductive and fertility disorders, rheumatilogical disorders, infectious diseases, viruses, bacteriological disorders, fungal disorders, parasitic disorders, soft tissue disorders, substance abuse and addictions, urological disorders