Dizziness that prevents you from walking after using Trulicity can be potentially life-threatening - this cannot be underestimated. We can not exclude hypoglycemia - too low a level of glucose in the blood, which is potentially dangerous. In addition to dizziness, drowsiness, headache, weakness, increased heart rate and sweating are also common. In this situation, you should consult your doctor to modify the treatment. Observed side effects of the drug should be reported to the doctor, which we write about here: https://www.gdziepolek.pl/artykuly/jak-i-dlaczego-zglaszac-dzialania-niepozadane If you are not able to visit a stationary visit, I encourage you to use the teleadvice offered, m.in. by the Gdziepolek.pl portal: https://www.gdziepolek.pl/telekonsultacja Unfortunately, you did not write anything more: for example, how long you have been using the drug, whether there is anything else that bothers you besides dizziness and whether other medicines you are concerned applies, etc.