et al., Pakistan Journal of Medical and Health Sciences, 15:1 (Peer Reviewed)
Prophylaxis study with 376 mostly high-risk patients, 188 treated with nigella sativa, showing significantly lower cases with treatment. Black seeds 40mg/kg orally once daily.
Al-Haidari et al., 1/31/2021, prospective, Iraq, Middle East, peer-reviewed, 3 authors.
risk of symptomatic case, 62.2% lower, RR 0.38, p < 0.001, treatment 68 of 188 (36.2%), control 180 of 188 (95.7%).
Effect extraction follows pre-specified rules
prioritizing more serious outcomes. For an individual study the most serious
outcome may have a smaller number of events and lower statistical signficance,
however this provides the strongest evidence for the most serious outcomes
when combining the results of many trials.