What causes itchy bumps on the buttocks and thighs?

Itching and rashes on the buttocks and thighs may be caused by skin allergies, fungal infections, eczema, etc., and treatment should be based on the specific condition.

1. Skin Allergy

Contact with certain substances such as detergents, cosmetics, or medications may trigger skin allergies, leading to itching and rashes. Under a doctor's guidance, antihistamine medications such as loratadine tablets, levocetirizine hydrochloride tablets, or epinastine hydrochloride tablets may be taken.

2. Fungal Infection

Fungal infections can cause skin itching and rashes. Common fungal infections include tinea cruris (jock itch) and Candida albicans infection. Antifungal medications, particularly azole drugs such as clotrimazole, ketoconazole, and miconazole cream, can be used for treatment.

3. Eczema

Eczema is a common skin condition typically presenting with symptoms such as itching, redness, swelling, and rashes. Under medical supervision, medications like Longdan Xiegan Pills, Wetuqing Capsules, or Runzao Zhiyang Capsules may be used for treatment.

In addition, itching and rashes on the buttocks and thighs could also result from parasitic infections. Skin contact with parasite eggs or larvae may lead to itching and rashes; common parasitic infections include ascariasis (roundworm) and scabies. It is recommended to seek timely medical attention for proper diagnosis and treatment. Meanwhile, maintaining skin cleanliness, avoiding friction, and wearing loose, breathable clothing can also help alleviate symptoms.