From Wikipaedia...
Suspicion of modern medicine due to beliefs about illness being due to witchcraft also continues in many countries to this day, with tragic healthcare consequences. HIV/AIDS and Ebola virus disease are two examples of often-lethal infectious disease epidemics whose medical care and containment has been severely hampered by regional beliefs in witchcraft.
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obeah could be used. but it should only be done if ALL other science tries at a cure fail. even compatible proclivity may be ok. but be careful. be very careful. as some stuff isnt meant2be substituted.
They said the flu also have the vaccine. But people have been resistant of the flu virus. Did our body develop self anti virus for the flu ?