Clinical Study Phase III, Randomized, Double-blind, Prospective and Comparative to Evaluate the Efficacy and Tolerability of Using APETIVITON BC Compared to Petivit BC in Appetite Stimulate.

Inclusion Criteria: For both groups: * Patients who have inappetence; * Patients able to understand and maintain adherence to protocol; * Wash-out 20 days after ingestion of prior similar drug; * Patients able to understand the correct use of medication; * Patients who consent to participate in the study by signing the inform consent; Children: * Patients of any ethnic group male and female, aged between 2 and 6 years; Adults: * Patients of any ethnic group male and female, aged between 18 and 50 years; * Female patients in childbearing age, sexually active, make pregnancy test result should be negative and, furthermore, should be using contraceptive methods such as contraception, condom, IUD and diaphragm. Elderly: * Patients of any ethnic group male and female, aged between 60 and 80 years. * Female patients in childbearing age, sexually active, make pregnancy test result should be negative and, furthermore, should be using contraceptive methods such as contraception, condom, IUD and diaphragm. Exclusion Criteria: For both groups: * Patients with glaucoma open or closure angle; * Patients with predisposition to urinary retention; * Patients with stenous peptic ulcer or pylorus-duodenal obstruction; * Debilitated patients or in acute attack of asthma; * Alcoholic; * Patients who have loss of appetite caused by any serious disease; * Patients who make use of any drugs central nervous system depressants; * Patients who make use of medicines monoaminooxidase inhibitors, tricyclic antidepressants, phenothiazines, probenecid, levodopa, phenytoin, phenobarbital, chloramphenicol, cyclophosphamide, cyclosporine, chlorambucil, corticotropin, mercaptopurine, isoniazid, penicillin, estrogens, contraceptives, haloperidol, ipatrópico, barbiturates, primidone, salicylates; * Patients with known hypersensitivity to any components of the formula; * Patient who is participating in another clinical study; * No able to adhere to protocol; * Patients who are pregnant or breastfeeding; * Any condition that in the opinion of the investigator can impossible to include the patient's adherence to the protocol.