Positive meaning
Dreams about harmful substances may symbolize your ability to overcome obstacles and rid yourself of negative aspects in your life. It can also be a sign that you are on the right path to healing and personal growth, as you are aware of the things that surround you.
Negative meaning
A dream about harmful substances may reflect your inner fears and feelings of helplessness towards external conditions. It may suggest that you feel threatened or vulnerable in the situations around you, and you need to cope with them.
Neutral meaning
Dreams about harmful substances can be a reflection of your subconscious dealing with themes of health and protection. These dreams may indicate your need to assess the circumstances in your life and consider what is beneficial for you and what is, on the contrary, harmful.