Known side effects of Good Knight Fast Card include Eye irritation, throat irritation, cough, headache, dizziness, nausea, skin irritation, breathing discomfort (on inhalation of smoke/fumes). Not everyone experiences these side effects.
Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated June 2026
This is not an exhaustive list. Consult your doctor if you notice any unusual symptoms.
Good Knight Fast Card may interact with the following:
Always tell your doctor about all medicines you are taking, including over-the-counter drugs and supplements.