What should be administered to a conscious individual experiencing a hypoglycemia attack?

When a conscious individual is experiencing a hypoglycemic attack, administering glucogel is appropriate because it contains easily absorbable glucose. This allows for a quick correction of blood sugar levels, providing a rapid source of energy that the body can utilize. The gel formulation is beneficial because it can be easily swallowed and absorbed orally, making it a safe and effective treatment option to raise blood glucose levels.

Other treatments, such as glucagon, are suitable for individuals who are unconscious or unable to swallow safely, as glucagon requires an injection and is not appropriate for those who are conscious and able to take something orally. Oxygen administration is not relevant in this scenario, as hypoglycemia is not primarily a problem of oxygen deficiency. GTN spray, typically used for angina or chest pain, does not address the issue of low blood sugar at all. Thus, glucogel stands out as the most suitable option for addressing hypoglycemia in a conscious individual.