Medicines · Antiparasitic
Praziquantel
- Active Ingredient
- Praziquantel
- Medicine Type
- Antiparasitic

Observe and distinguish
Identification and context
Identity and formulation
Substance monograph for praziquantel. Products are not interchangeable: Prazi-Med is a 99.5% powder, while PraziPro is a solution with less than 7% praziquantel and its own vehicle; dosage and compatibility belong to each product.
Supported indications
Identified products list cestodes, monogeneans or other flatworms in specified ornamental fish. Confirm the parasite group and use only a product whose label covers the host, environment and indication.
Diagnostic prerequisites
Confirm host, diagnosis, net volume, water quality and exact formulation before use. Do not transfer directions between products.
Verify before intervening
Confirmation and decisions
Preparation and monitoring
United States: Prazi-Med (MIF 900-054) is indexed for specified ornamental uses and extra-label use is prohibited. PraziPro has its own composition. Verify status, excluded species and insert in the region of use.
Species and system compatibility
There is no universal compatibility: the FDA Prazi-Med label excludes Callichthyidae and Clariidae and requires caution with plants and invertebrates, while PraziPro makes different claims. Aerate, observe the host, do not directly discharge treated water, and do not transfer safety between formulations.
Interactions and contraindications
There is no universal compatibility: the FDA Prazi-Med label excludes Callichthyidae and Clariidae and requires caution with plants and invertebrates, while PraziPro makes different claims. Aerate, observe the host, do not directly discharge treated water, and do not transfer safety between formulations.
Proportionate actions
Management and monitoring
Adverse effects and failure
There is no universal compatibility: the FDA Prazi-Med label excludes Callichthyidae and Clariidae and requires caution with plants and invertebrates, while PraziPro makes different claims. Aerate, observe the host, do not directly discharge treated water, and do not transfer safety between formulations.
Operator safety
United States: Prazi-Med (MIF 900-054) is indexed for specified ornamental uses and extra-label use is prohibited. PraziPro has its own composition. Verify status, excluded species and insert in the region of use.
Regulatory status
Check authorisation, prescription status and conditions of use in the user’s jurisdiction; ornamental and food-producing animals are not interchangeable.
Evidence limitations
Manufacturer directions document only the stated formulation. Efficacy, safety and dosage do not automatically extend to the active substance or other products.
Active ingredient identity
Composition and chemical data
Anthelmintic drug effective against flatworms, tapeworms, and flukes.
Safety Hazards (GHS)
- Harmful to aquatic life with long lasting effects
Transparency
Information and documentation
Information
- Active Ingredient
- Praziquantel
- Medicine Type
- Antiparasitic
Documentation
- Product Page
FDA — Prazi-Med indexed product sheet (MIF 900-054)
REGULATORYHIGHApplies only to the stated jurisdiction, product, formulation and revision date.
- Instruction Manual
Hikari — PraziPro product data sheet
MANUFACTURER DOCUMENTATIONCONTEXT ONLYManufacturer documentation is formulation-specific and is not independent evidence of efficacy.
- Chemical Data
PubChem — Praziquantel
CHEMICAL DATABASECONTEXT ONLYChemical identity data do not support aquarium dosing, efficacy or finished-product safety.
- Chemical Data
PubChem Chemical Data