{"podcast":{"title":"Dr. John Campbell","slug":"dr-john-campbell-7851784","podcast_index_feed_id":7851784,"rss_url":"https://feeds.megaphone.fm/VG9554039150","website_url":null,"image_url":"https://megaphone.imgix.net/podcasts/7a133470-32e4-11f1-ae26-ef5a830a5f06/image/aacd596ff9b51467520b0238cfcd1c87.png?ixlib=rails-4.3.1&max-w=3000&max-h=3000&fit=crop&auto=format,compress","author":"Campbellteaching","episode_count":658,"summary":"Hello Everyone, My name is John Campbell and I am a retired Nurse Teacher and former clinical nurse based in England. I also do some teaching in Asia and Africa when time permits. These videos are to help students to learn the background to all forms of health care. My PhD focused on the development of open learning resources for nurses nationally and internationally. LinkedIn profile, https://www.linkedin.com/in/dr-john-campbell-5256223b/ Twitter, https://twitter.com/Johnincarlisle Disclaimer; These media including videos, book, e book, articles, podcasts are not peer-reviewed. They should never replace individual clinical judgement from your own health care provider. No media-based material on this channel is suitable for using as professional medical advice. All comments are also for educational purposed only and must never replace advice from your own health care provider","last_synced_at":"2026-09-22T06:22:02.195523+00:00","page_url":"https://stenobird.com/podcast/dr-john-campbell-7851784"},"episode":{"title":"Questions for FDA","slug":"questions-for-fda","published_at":"2026-09-06T19:30:00+00:00","page_url":"https://stenobird.com/podcast/dr-john-campbell-7851784/questions-for-fda","show_page_url":"https://stenobird.com/podcast/dr-john-campbell-7851784","url":"https://traffic.megaphone.fm/VG4604255591.mp3","audio_url":"https://traffic.megaphone.fm/VG4604255591.mp3","summary":"Peter Doshi, senior editor, The BMJ The FDA should demand adequate, controlled studies with long term follow up, and make data publicly available, before granting full approval to covid-19 vaccines https://blogs.bmj.com/bmj/2021/08/23/does-the-fda-think-these-data-justify-the-first-full-approval-of-a-covid-19-vaccine/ Pfizer press release, 1 April, 2021 https://investors.pfizer.com/investor-news/press-release-details/2021/Pfizer-and-BioNTech-Confirm-High-Efficacy-and-No-Serious-Safety-Concerns-Through-Up-to-Six-Months-Following-Second-Dose-in-Updated-Topline-Analysis-of-Landmark-COVID-19-Vaccine-Study/default.aspx BNT162b2 is highly effective with 91.3% vaccine efficacy Data cut-off date was 13 March measured seven days through up to six months after the second dose Six Month Safety and Efficacy of the BNT162b2 mRNA COVID-19 Vaccine, (Published 28 July) https://www.medrxiv.org/content/10.1101/2021.07.28.21261159v1 Ongoing phase 3 covid-19 vaccine trial VE against COVID-19 was 91% (95% CI 89.0-93.2) through up to 6 months of follow-up, The current report provides updated efficacy analyses conducted on cases accrued up to March 13, 2021. Efficacy, an average decline of ~6% every 2 months FDA Approves First COVID-19 Vaccine, (23rd August) https://www.fda.gov/news-events/press-announcements/fda-approves-first-covid-19-vaccine Based on results from the clinical trial, the vaccine was 91% effective in preventing COVID-19 disease. New COVID-19 Cases and Hospitalizations Among Adults, by Vaccination Status — New York, May 3–July 25, 202, (Published 18th August) https://www.cdc.gov/mmwr/volumes/70/wr/mm7034e1.htm?s_cid=mm7034e1_w (NY data) Protection against infection July 25, 79.8% Age adjusted effectiveness against hospitalizations July 25, 91.9% to 95.3% During May 3–July 25…","meta_description":"Peter Doshi, senior editor, The BMJ The FDA should demand adequate, controlled studies with long term follow up, and make data publicly available, before…","key_points":[],"chapters":[],"topics":[],"duration_seconds":1203,"processing_state":"not_requested","actions":[{"name":"request_transcript","method":"POST","url":"https://stenobird.com/v1/public/podcasts/dr-john-campbell-7851784/episodes/questions-for-fda/transcription-requests","description":"Idempotently request low-priority transcript generation for this episode."},{"name":"read_markdown","method":"GET","url":"https://stenobird.com/podcast/dr-john-campbell-7851784/questions-for-fda.md","description":"Read the agent-friendly Markdown representation of this episode resource."}]}}