ISSN: 2471-9315
St. Paul’s Hospital, Causeway Bay, Hong Kong, China
Research Article
Clinical Examples of the Side-Effects of COVID-19 Vaccines, the Good, the Bad and the Unexpected: A Hong Kong Study
Author(s): John SM Leung*
This is a front-line clinical study on the side-effects of two COVID-19 vaccines encountered in a hospital-based
combined outpatient and inpatient clinical practice. The subjects include 15 patients almost evenly distributed
between the sexes, and incurring 24 incidents of side effects, of which 15 were considered deleterious, 4 were
(surprisingly) beneficial and five were considered having some possible beneficial effects. The deleterious side effects
of COVID-19 vaccines include pain (ranging from pain in injection site to myalgia, arthralgia and neuralgia), fever,
diarrhoea (including flare up of occult chronic intestinal infection), fatigue, other neuropathic disabilities, cardiac
arrhythmia, precordial discomfort and intractable cough. Although rare, the occurrence of vaccine associated
deleterious effects has been well-known and often over-reported. In cont.. View More»
DOI:
10.35284/2471-9315.23.9.255