Side effects of Diprivan range from mild to severe. Some individuals experience no side effects at all. Some more common side effects of Diprivan include: emotional swings, dizziness, drowsiness, pain at the injection site and a lack of coordination. If any of these side effects becomes bothersom, or continues for a long period of time, see your doctor. If you feel faint, have a swelling at the site of injection or experience an allergic reaction (marked by hives, itchy rash, difficulty breathing or swelling in the face, mouth and throat) after receiving Diprivan, seek medical help immediately. Inappropriate use can lead to coma and death.