In some cases the body ache can remain for 7-10 days. There is no need for much worry. Hot water bag is a good way to keep the pain at minimum.
Next Steps
if the pain increases, use a normal volini spray or have 1 tab of zerodol-sp , once a day for 3 days
Health Tips
Don't consume excessive medications as post vaccine body ache is quite normal. consume zerodol only if pain is unbearable