<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been feeling very weak lately and my skin is very itchy. I also seem to be having some sort of allergic reaction. Additionally, I have noticed focal weakness and my tongue is swollen. What could be wrong with me?  <response>: Based on your symptoms, it appears you could be suffering from poisoning due to antihypertensives. 