Rectal administration is considered the next best method
PMID: 138 ZhangQ.QuY.ZhangQ.LiF.LiB.LiZ.et al
It doesn't replace vaccination, sleep, or a doctor's advice if infections are genuinely frequent or severe
50 , D165d173 (2022)
Author information Authors and Affiliations Centre for Genome Engineering and Maintenance, Division of Biosciences, Department of Life Sciences, College of Health and Life Sciences, Brunel University London, Uxbridge, UB8 3PH, UK Sarah Al-dulaimi, Ross Thomas & Terry Roberts Respiratory Clinical Research Facility, Royal Brompton Hospital, Fulham Road, London, SW3 6HP, UK Sheila Matta Authors Sarah Al-dulaimi Ross Thomas Sheila Matta Terry Roberts Corresponding author Correspondence to Terry Roberts