Known side effects of Cyblex Mv 40.3 include Hypoglycemia (low blood sugar level) Nausea Taste change Diarrhea Stomach pain Flatulence Headache Skin rash Respiratory tract infection. Not everyone experiences these side effects.
Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated August 2026
This is not an exhaustive list. Consult your doctor if you notice any unusual symptoms.