smokeless tobacco can cause gums to Smoking and Your Smoking & Oral Health: Chestnut
Description
If considering using a prescription NRT in another country it is important to get a local prescription as a UK one will not be considered valid

When absorbed through the skin via a patchor through the mouth and stomach when chewing nicotine gumnicotine is absorbed more slowly and therefore takes longer to reach the brain

OC, oral cavity

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