Thanks for your query.
You did not mention for what your father was taking medicines and what medicines was he taking.
also you need to mention about any premorbids like hypertension
, any cardiac problem since past.
Importantly dont be carried away by your poverty.
Life is a challenge, you can achieve many things.
Hope I have answered your query.
I will be available for your followup queries if any.
Wishing you good health.