Prickly pear cactus is used for type 2 diabetes, high cholesterol, obesity, alcohol hangover, colitis, diarrhea, and benign prostatic hypertrophy (BPH). It is also used to fight viral infections. In foods, the prickly pear juice is used in jellies and candies.
Itching is skin tingling or irritation that makes you want to scratch the itchy area. It's a symptom of many health conditions. Common causes are. Allergic reactions. Eczema. Dry skin. Insect bites and stings. Irritating chemicals.
Possible causes of itchy skin include: 1  Dry skin. If you don't see a crop of bright, red bumps or some other dramatic change in the itchy area, dry skin (xerosis) is a likely cause. 2  Skin conditions and rashes. Many skin conditions itch, including eczema (dermatitis), psoriasis, scabies, lice, chickenpox and hives. 3  Internal diseases.