Red, swollen, hard acne is cystic nodular acne, a type of severe acne. Patients can use topical antibiotic creams, benzoyl peroxide or azelaic acid under the guidance of a doctor.
1. Antibiotic ointment: Red, swollen and hard pimples are usually accompanied by inflammation, patients can use erythromycin ointment, mupirocin ointment and other antibiotic drugs for anti-inflammatory treatment. If itching and burning sensation occurs, the medicine should be stopped immediately.
2. Benzoyl peroxide: Benzoyl peroxide has the effect of astringency, dissolving pimples and eliminating Propionibacterium acnes. It is recommended to start with a low concentration of benzoyl peroxide in order to prevent a stinging sensation. It is forbidden to use in case of acute inflammation and ulceration of the skin; it is also forbidden to use in case of allergy to the drug and change of the drug properties.
3. Azelaic acid: azelaic acid not only has the effect of anti-inflammatory, but also can reduce the pigmentation after inflammation, can be used to improve the redness and hardness of acne. People who are allergic to the drug ingredients are prohibited from using it; it should be stopped when allergy or irritation occurs.
For patients with red, swollen and hard acne, it is recommended to go to a regular hospital for timely examination to clarify the cause of the disease and standardize treatment under the guidance of a professional doctor. The use of medication should follow the doctor’s instructions.