Why should you avoid overdose of prescription medicines and disallowed drugs?

Why should you avoid overdose of prescription medicines and disallowed drugs? 🟢 Taking harmful drugs or abusing prescription medications not just affect the mind, decision making, moods, memory, and judgement, but they may worsen or cause other health problems such as: lung disease, liver disorders, heart disease and cancer, mental disorders, tuberculosis, hepatitis, AIDS/HIV.