how to remove extra colour from shirt?

lyx90 SG

i washed my black/white shirt with another red shirt and unfortunately, the red shirt like drop colour, adding extra red colour to my black/white shirt. anyone knows any effective and workable methods to remove the extra red colour from my black/white shirt?

Aaron8209 SG

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selfobliged SG

since u noe that t-shirt has colour rundown, wash it separately from other clothes. If u want to repair ur white t-shirt, then use Bleach.

euc SG

Bleach it