John (Jack) Crawford, PhD

Medical Science Liaison at Sanofi Vaccines | Infectious Disease | Passion for Virology | Opinions are my own.

[John (Jack) Crawford, PhD @johncraw17]

EXCITING NEWS!! Sanofi vaccines is looking for a biomedical PhD Fellow! See the attached flier for more details. Don't miss the informational webinar!
📢 Application Deadline: April 18, 2025 ​
📧 Apply: Send your cover letter and resume to [email protected]

[John (Jack) Crawford, PhD @johncraw17]

📢 Important Update for HCPs 📢 Patients still need protection from RSV through the end of the season. Ensure your patients know about all available options to help protect their newborns. Consult guidelines and your local geography to make the best determination. #RSVRespond

[John (Jack) Crawford, PhD @johncraw17]

💉🌡️ National Influenza Vaccination Week is Dec 2-6. During #NIVW, let's debunk some myths about the flu shot. It doesn't guarantee absolute immunity, but it helps to reduce the risk of infection and transmission. #FightFlu

[John (Jack) Crawford, PhD @johncraw17]

Meningitis is unpredictable and can strike anyone, anytime. But the good news—it’s preventable! 💉 On #WorldMeningitisDay, let’s spread the word and get protected. #DefeatMeningitis #VaccinesSaveLives

[Sanofi US @SanofiUS]

Vaccination is the best defense against meningococcal disease. To learn more or to make your voice heard, you may visit: https://t.co/fsO00WAgdp.

[John (Jack) Crawford, PhD @johncraw17]

🚨 CDC Alert: Increased parvovirus B19 activity in the U.S. 🚨
🔹 Rise in test positivity
🔹 Clusters of complications in pregnant individuals & those with sickle cell disease
Stay informed and consult the full advisory here: https://t.co/hMGJYOaj0h

#PublicHealth #CDC

[John (Jack) Crawford, PhD @johncraw17]

Last year 2023 saw a noticeable rise in invasive meningococcal disease mainly attributable to an unusually lethal strain of serogroup Y. CDC advises healthcare professionals to ensure that all for whom meningococcal vaccination is recommended are up to date with their vaccines.

[John (Jack) Crawford, PhD @johncraw17]

April 1st – 5th is the third annual Adolescent Immunization Action Week (#AIAW24). Join Dr. Chelsea Clinton, Judy Klein, Jen Sanderson, Todd Wolynn, MD, MMM, and Admiral Rachel L. Levine, MD for the webinar discussion on April 2, 2024 12:00 PM (Eastern) https://t.co/qwQdHosSw6

[John (Jack) Crawford, PhD @johncraw17]

Check out this new influenza study video (see study for full results and limitations) : https://t.co/mWlnNTn2rq

[CA IZ Coalition @ImmunizeCa]

Measles is extremely contagious. ~ 9 out of 10 people who are not protected will become infected following exposure to the measles virus. #Measles outbreaks are declared when the # of cases reported in an area is higher than the expected number of cases
https://t.co/WkWTnPKVQp

[Helay Hassas, PharmD @HelayHassas]

Florida's school measles cluster grows; Ohio and Washington report cases https://t.co/bVUIbmruFp

[CDC Flu @CDCFlu]

CDC estimates #flu has caused at least 24 million illnesses, 260,000 hospitalizations, & 16,000 deaths this season. Seek medical care if you may have flu & are at higher risk of severe illness. You may be prescribed a flu antiviral drug. Full #FluView: https://t.co/bR1HB5pgLZ

[Helay Hassas, PharmD @HelayHassas]

CEPI and FIND partner to identify best Nipah and Lassa virus rapid tests https://t.co/Je4Oa1us6A

[John (Jack) Crawford, PhD @johncraw17]

Infants who received nirsevimab prior to their 1st #RSV season in the MELODY trial have shown low incidence of RSV LRTI during their second RSV season, with no increase in the severity of disease compared to placebo. To know more: https://t.co/W828vG9ODy

[Helay Hassas, PharmD @HelayHassas]

Maryland and Ohio confirm new measles cases https://t.co/Av6xqst4EF

[CDC Flu @CDCFlu]

#HCPS: As of early December, less than half of adults said they had gotten a #FluVax so far this season. Tell your patients it’s still a good time to get a flu vaccine. More: https://t.co/XqfGIfyBiS

[NEJM @NEJM]

Original Article: Nirsevimab for Prevention of Hospitalizations Due to RSV in Infants (HARMONIE) https://t.co/nau4oijLaC

Editorial: RSV Prevention — Breakthroughs and Challenges https://t.co/HCkSzAZi7b

#IDTwitter

[John (Jack) Crawford, PhD @johncraw17]

New data was recently published on the safety and effectiveness of Nirsevimab in a real-world setting. Nirsevimab for Prevention of Hospitalizations Due to RSV in Infants https://t.co/ixGpTuyhEd

[John (Jack) Crawford, PhD @johncraw17]

Check out this new influenza study: Recombinant or Standard-Dose Influenza Vaccine in Adults under 65 Years of Age | NEJM https://t.co/EvcAEYibnJ

[John (Jack) Crawford, PhD @johncraw17]

Based on CDC estimates in the US, patients aged 50+ accounted for more than 67,000 flu-related hospitalizations in the 2021-2022 flu season. #NIVW
Source:​
Centers for Disease Control and Prevention. October 4, 2022. https://t.co/325TAsSJ6N