Answer:
(Fatwa: 2039/1652/B=1431)
In the question mentioned above if any substance is taken from the bone of father and is injected in the body of son and no part of body is taken and its alternate lawful treatment is not available, then it is allowable in compulsion.
Allah (Subhana Wa Ta’ala) knows Best
Darul Ifta,
Darul Uloom Deoband
