def get_main_page(self):
        html = '''
        <html>
            <head>
                <title>OpenFDA app</title>
            </head>
            <body>
                <h1>OpenFDA Client</h1>
                <form method='get' action='receivedrug'>
                    <input type='submit' value='Enviar a OpenFDA'>
                    </input>
                </form>
                <form method='get' action='searchmed'>
                    <input type='text' name='drug'></input>
                    <input type='submit' value='Buscar Medicamento'></input>
                </form>
                <form method='get' action='receivecompany'>
                    <input type='submit' value='Find companies'></input>
                </form>
                <form method='get' action='searchcom'>
                    <input type='text' name='drug'></input>
                    <input type='submit' value='Buscar medicinalproduct'></input>
                </form>
            </body>
        </html>
                '''
        return html