Im sorry, but the knowledge base does not contain the information necessary to provide a long description of this product in Spanish. Instructions for use The instructions for use for Pharma Otc Dememory Senior 20 Vials are to take one vial daily, preferably in the morning, diluted in half a glass of water or juice. It is recommended to shake well before use. It is important to follow the instructions in the leaflet and consult a doctor before starting to use this product. ingredients With DHA, phosphatidylcholine, phosphatidylserine, vitamin B1 and zinc