Nicorette QuickMist Mouth Spray nicotine 1mg per spray. Stop smoking aid. For fast craving relief.Ask your Pharmacist/Doctor before use if you: are pregnant or breastfeeding, are under 18 years of age, are taking any other medicines, have uncontrolled high blood pressure, have kidney or liver disease, take insulin for diabetes, have an overactive thyroid and/or have adrenal gland cancer.