Blood in Eggs
Question :

Is blood seen in the chicken egg considered as najis or tahir?

Answer :

The mentioned blood is tahir but one is not permitted to consume it based on an obligatory precaution.

The Blood of the Prophet
Question :

Is the blood of an Imam or a Prophet (peace be upon them) najis?

Answer :

It is not fruitful to discuss such issues that do not concern us. The Imam (peace be upon him) knows his duties best.