If you need to remove the lozenge, wrap it in paper and throw away in the trash.
The best source of reliable advice about addiction is a person-to-person talk with a registered rehabilitation therapist who is suitably qualified and has hands-on experience of dealing with addictions on a daily basis
"Vaping' profiles and preferences: an online survey of electronic cigarette users" (PDF)
But heres the real question you should be asking: Is smoking connected to dental problems, and can it affect your recovery after a root canal
MDMA was first used as a psychotherapeutic aid in the USA during the 1960s due to its entactogenic (empathy-enhancing, trust-seeking) properties and later developed into a so-called party drug across Europe, especially in England and Germany at so-called rave parties featuring mainly electronic dance music (techno, psytrance)
There is a wide variety of pipes available in different shapes, sizes, and materials, ensuring that you can find a pipe that caters to your specific needs and preferences