Does an intramuscular vitamin B12 injection break one's fast?
Therapeutic injections taken by a fasting person during the fast are of two types: either nourishing, which breaks the fast, or non-nourishing, which do not break the fast. The fasting person must ask the doctor to determine the type of injections they are taking.
Summarized from the full answer at Ftawy · reviewed Sep 2, 2026
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