disastrous effect

Translations
губительный эффект
The medication had a disastrous effect on his health, leading to severe complications.
Медикамент оказал губительный эффект на его здоровье, что привело к серьезным осложнениям.
Definitions
A disastrous effect refers to a significant and often catastrophic impact or consequence resulting from an action, event, or situation, leading to severe negative outcomes.