pain in thigh after b12 injection Vitamin Injections How Long Does a

How Long Does a B12 Shot Last

Sticking to the schedule prescribed by your provider is essential

detox

Specification:5mg × 10 Vials

Mild redness (less than 3 cm, fading within hours): Cold compress for 10 minutes No additional treatment needed Monitor for expansion Moderate redness (3 to 5 cm, lasting 1 to 3 days): Cold compress every 2 to 3 hours for first 24 hours Hydrocortisone 1% twice daily Ibuprofen 200 to 400mg if uncomfortable Significant redness (more than 5 cm, warm to touch, lasting more than 3 days): Cold compress protocol as above Hydrocortisone 1% twice daily Oral antihistamine daily Ibuprofen 400mg every 6 hours If not improving by day 5, contact healthcare provider Tracking the size of redness helps determine whether a reaction is improving or worsening