Dreams about vampires often symbolize feelings of being drained or overwhelmed, possibly by a relationship, situation, or your own emotions. Being attacked by a vampire may indicate that you feel someone or something is taking away your energy, vitality, or happiness. Waking up as you were dying could suggest that you are confronting fears of loss or change in your life.
Consider what aspects of your waking life might be causing you to feel vulnerable or depleted. Are there any relationships or responsibilities that feel burdensome? This dream could be prompting you to evaluate these elements and take steps to protect your emotional well-being. Reflect on areas where you might need to set boundaries or seek support to regain your strength.