Blot the stain with a clean, dry cloth to absorb any fresh blood
Use cold water only
Mix a small amount of mild dish soap with cold water
Dampen a clean cloth with the solution and blot the stain
Rinse by blotting with a cloth dampened with cold water
Repeat as needed until the stain lifts
For stubborn stains, apply a paste of baking soda and cold water
Let the paste sit for a few minutes
Blot and rinse with cold water
If the couch fabric allows, use 3% hydrogen peroxide on a hidden spot first
Dab a small amount on the stain and blot gently
Rinse with cold water after treatment
Avoid hot water
Avoid rubbing the stain
Let the area air dry
Vacuum the fabric after it dries if needed