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What is What dose of radiation therapy is recommended for pain relief in bone metastases – and explain in detail?
Radiation therapy is used for painful bone metastasis.
The radiation can be given as:-

Single fraction:- 8 Gy in one fraction.
Multifraction regimen:- 20 Gy in 5 fractions or 30 Gy in 6 fractions.

"The greater convenience and lower cost make 8 Gy single fraction the treatment of choice for the majority of patients". _ Bone metastasis: experimental & therapeutic