Who should not take olive leaf extract?

I'm curious, who exactly should avoid taking olive leaf extract? Is there a particular group of individuals who may face adverse effects from its consumption? Are there any underlying health conditions or medications that could potentially interact negatively with olive leaf extract? Additionally, are there any age restrictions or other factors that one should consider before incorporating olive leaf extract into their daily routine? It would be helpful to have a clear understanding of who should proceed with caution or avoid this supplement altogether.