Reviewed: September 2025 Related content Giving Medicines Through a Central Line at Home You may need to give your child medicines at home through their central line
If you do not add the correct amount of diluent, then your dosage will not be correct
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Immediate (first 24 hours): Cold compress for 10 to 15 minutes, repeat 3 to 4 times Do not massage, rub, or apply heat Pressure with a cotton ball for 30 to 60 seconds immediately after withdrawing the needle reduces bleeding Days 2 to 3: Switch to warm compress (10 minutes, 3 to 4 times daily) Warmth promotes reabsorption of trapped blood Arnica cream or gel can be applied (some evidence for faster bruise resolution, though not definitive) Days 4 to 14: Continue warm compresses if desired Allow natural resolution, the bruise will transition through purple, blue, green, and yellow before fading Vitamin K cream may help speed resolution (limited evidence) If you bruise frequently with injections, review your technique
Each injection occurs slightly past one half-life of the previous dose, which maintains consistent therapeutic drug levels
