Answer
Headache, dizziness, sleep disturbance, low mood, irritability, cough and appetite changes may arise from withdrawal, while mouth irritation, hiccups and altered taste are more closely associated with oral products. Persistent or severe symptoms need clinical review.
Sources for this answer
- Nicorette Icy White 2 mg Gum — Current selected SmPCemc · Summary of Product Characteristics
- Nicorette Fruit 2 mg Lozenge — Current selected SmPCemc · Summary of Product Characteristics