FDA Reports 127 Seizures Possibly Linked to Vaping Vapes are harmful and can be highly addictive. Some disposable vapes have nearly tripled in nicotine strength in the span of only 5 years. Behind the sweet taste of vapes, some pods hide hospital drugs like etomidate a powerful anaesthetic never meant for inhalation. When vaped, it can cause seizures, breathing spasms, and sudden collapse. Health effects and known pathology associated with the use of E cigarettes ScienceDirect