Worm infections can cause a variety of symptoms depending on the type and severity of the infestation. Common symptoms include abdominal pain, diarrhea, nausea, vomiting, fatigue, unexplained weight loss, and itching around the anus. In some cases, individuals may notice visible worms in their stool. Persistent infections can lead to anemia or nutritional deficiencies due to poor absorption of nutrients. If you experience these symptoms, it’s important to seek medical advice for diagnosis and treatment. nizonide 500 mg distributors provide an effective antiparasitic medication commonly prescribed for treating intestinal worm infections and other parasitic diseases caused by protozoa or helminths.