Redness, swelling and hard nodules after receiving DPT vaccine is a normal phenomenon, pay attention to keep the local clean, slight redness and swelling can be relieved by itself; if the redness, swelling and hard nodules are serious, you can apply hot compresses, disinfect the local area, and use erythromycin ointment to prevent and control the infection if necessary.
According to the instruction manual of DPT vaccine, there may be certain adverse reactions after receiving DPT vaccine, such as hard nodules at the vaccination site, accompanied by redness, swelling, pain, itching, etc. Some inoculated patients may have low-grade fever, and some inoculated patients may have low-grade fever. Some of the vaccinated patients may have symptoms such as low fever and fatigue.
After vaccination with DPT, mild redness, swelling and hard nodules may appear at the localized area, which normally does not require any special treatment; pay attention to rest and avoid scratching the localized area, and usually can subside in 2-3 days by itself.
If the area of redness, swelling and hardness at the vaccination site is large, 75% alcohol or iodine vapour can be used for local disinfection to prevent local infection, and erythromycin ointment can be used externally as prescribed by the doctor to prevent and control the infection; a warm towel can also be used to apply local hot compresses to promote the hardness of the nodules to subside.