Encyclopedia · Trematodes (Flukes)

Schistosoma japonicum

Oriental blood fluke

Symptoms reported

  • •Severe Katayama fever
  • •Intestinal mucosal hyperplasia
  • •Jacksonian convulsions
  • •Grand mal seizures
  • •Pseudopolyposis with blood loss

Life cycle

Similar to other schistosomes but involves Oncomelania snails and produces a much higher egg count, facilitating rapid dissemination to the liver and brain.

Transmission

Skin penetration by cercariae from water contaminated by human or domestic animal feces.

Conventional medical treatment

Praziquantel 20 mg/kg, three doses in 1 day.

For information only. Discuss with a licensed healthcare provider before starting any pharmaceutical.

Treatment Options — Natural First, Pharmaceutical When Needed

Natural First

  • •Berberine
  • •Black Walnut Hull
  • •Garlic
  • •Thyme
  • •Activated charcoal (binder)
  • •Hydration + electrolytes
  • •Rest + bone broth nutrition

Pharmaceutical (if natural-first insufficient)

  • •Praziquantel 20 mg/kg, three doses in 1 day.

When to escalate to pharmaceutical

Pharmaceutical first if: hepatobiliary disease (jaundice, right upper quadrant pain), pulmonary hemoptysis (Paragonimus), urinary bleeding (Schistosoma haematobium), or any sign of fluke-driven cancer (Opisthorchis, Clonorchis).

Traditional herbal alternatives

In stock at our apothecary

In our database (educational reference)

Each herb above carries a tradition. See the 2,000-year lineage of Western herbal medicine →

“It is the most pathogenic species among the schistosomes... the disease is more severe because of the higher egg production and smaller size of the eggs.”

— Essentials of Medical Parasitology

Curious if this affects you?

Take our free Parasite Self-Assessment — 71 questions, ~15 min.

This page is for educational purposes only. It does not provide medical advice, diagnosis, or treatment. Consult a licensed healthcare provider before acting on anything you read here.