Buy Praziquantel (Biltree 600mg) Online in the USA: 2026 Tapeworm Treatment Guide

What Praziquantel Actually Treats

Praziquantel is a pyrazinoisoquinoline that kills adult tapeworms (cestodes) and blood flukes (schistosomes) by inducing rapid influx of calcium into the parasite, causing sustained muscle contraction and disintegration of the outer tegument. It has been FDA approved since 1982 and remains the only oral drug effective against a broad range of tapeworm and fluke infections in a single or short-course regimen.

The main US indications are:

• Schistosomiasis caused by Schistosoma mansoni, S. japonicum, S. haematobium, S. mekongi, S. intercalatum. Almost always seen in the US in immigrants or travelers returning from Africa, South America, or Southeast Asia.
• Clonorchiasis and Opisthorchiasis (liver flukes), typically from raw or undercooked freshwater fish in Southeast Asia and Russia.
• Adult tapeworm infections including Taenia saginata (beef tapeworm), Taenia solium (pork tapeworm in the intestinal form, not neurocysticercosis), Diphyllobothrium latum (fish tapeworm), Hymenolepis nana (dwarf tapeworm), and Dipylidium caninum (dog/cat tapeworm from flea ingestion).

What praziquantel does not treat: pinworm, roundworm, whipworm, hookworm, or any nematode (roundworm-family) parasite. Those need mebendazole, albendazole, or ivermectin depending on species. Praziquantel is a specialist drug for a specific set of parasites, and it is very good at what it does.

Biltree 600mg: Generic Praziquantel from Kachhela Medex

Biltree 600mg is a generic praziquantel tablet manufactured by Kachhela Medex Pvt. Ltd. in India under WHO-GMP quality standards. Each film-coated tablet contains 600mg of praziquantel, matching the exact strength of brand-name Biltricide 600mg by Bayer. The active molecule is identical; the excipients and packaging differ.

At SafeRxPills, Biltree 600mg is $50 for a strip. For context, the US retail cash price for Biltricide has been reported in the $150 to $400 range for a single-day treatment course depending on pharmacy and coupon availability, when the drug is even in stock. A single-day schistosomiasis course typically requires 4 to 6 tablets at 40 to 60 mg/kg total daily dose, and a tapeworm cure is achieved with just 1 to 2 tablets, so a strip of Biltree usually covers a full household course.

Standard Dosing for US Adults and Children

The dosing schedules below reflect DailyMed Biltricide labeling, WHO guidelines, and CDC parasite treatment recommendations. Praziquantel is dosed by body weight, so accurate weighing matters. Take tablets whole with water and a small meal to reduce mild GI side effects.

Tapeworm (Taenia, Diphyllobothrium)

Single dose of 5 to 10 mg/kg for intestinal T. saginata (beef), T. solium (pork), and D. latum (fish). For an average 70 kg adult, that is a single 600mg tablet. Cure rates in the literature exceed 95% at this dose. Follow-up stool ova and parasite testing at 4 to 6 weeks confirms cure.

Hymenolepis nana (dwarf tapeworm)

Single dose of 25 mg/kg. For a 70 kg adult, three 600mg tablets. H. nana is trickier because it can autoinfect within the intestine, so a second dose 10 days later is sometimes recommended for heavy infections.

Schistosomiasis

40 to 60 mg/kg total daily dose, divided into 2 to 3 doses over one day, taken 4 to 6 hours apart. For a 70 kg adult that is roughly 4 to 6 Biltree 600mg tablets in a single treatment day. Species affects the exact dose: S. mansoni, S. haematobium, and S. intercalatum respond to 40 mg/kg total; S. japonicum and S. mekongi respond to 60 mg/kg total.

Clonorchiasis and Opisthorchiasis (liver flukes)

75 mg/kg total daily dose divided into three doses over one day. For a 70 kg adult that is roughly 9 Biltree 600mg tablets in a single treatment day, spaced 4 to 6 hours apart.

Neurocysticercosis

50 to 100 mg/kg per day divided into three doses, for 15 to 30 days, combined with dexamethasone and antiseizure medication. This is a hospital or specialist-managed indication and must not be self-treated. Albendazole is often preferred over praziquantel for neurocysticercosis in current guidelines.

Children

Praziquantel is safe and effective in children age 4 and older at the same mg/kg weight-based dosing. Data in children under 4 years is more limited, and treatment should be physician-supervised. WHO permits mass drug administration of praziquantel in children as young as 2 years in endemic schistosomiasis regions.

Safety Profile and Contraindications

Praziquantel is well-tolerated at single-day treatment schedules. Common transient side effects, appearing within a few hours of dosing and resolving within a day, include:

• Mild abdominal discomfort, sometimes with cramping
• Headache and mild dizziness
• Nausea, occasionally vomiting
• Malaise or transient fatigue
• Low-grade fever, urticaria (both partly caused by the parasite die-off inflammatory response)

Contraindications: ocular cysticercosis (praziquantel can cause irreversible eye damage as the intraocular parasite dies), first day of concomitant strong CYP3A4 inducers (rifampin, phenytoin, carbamazepine, phenobarbital) which dramatically reduce praziquantel plasma levels, and known hypersensitivity to the drug.

Cautions: pregnancy (WHO considers praziquantel acceptable in pregnancy at standard treatment doses, and US labeling advises weighing risks and benefits), breastfeeding (nursing should be paused for 72 hours after dosing per US labeling), and severe hepatic impairment (dose adjustment needed).

CYP3A4 interactions: praziquantel is extensively metabolized by CYP3A4. Strong inducers like rifampin can reduce plasma levels by more than 80% and should be discontinued 4 weeks before treatment if possible. Strong inhibitors like ketoconazole, itraconazole, ritonavir, clarithromycin, and grapefruit juice can raise levels; grapefruit specifically should be avoided the day of and day before dosing.

How to Buy Praziquantel Online in the USA

Praziquantel is FDA-approved as Biltricide 600mg but has faced periodic US supply disruptions. Bayer has intermittently discontinued or restricted distribution, and by 2024 to 2026, many US retail pharmacies were reporting delayed availability. Cash prices when the drug is stocked have ranged from $150 to $400+ for a treatment course.

For US buyers who need praziquantel, the two paths are:

1. US retail pharmacy with a prescription for Biltricide. Ask your physician to send the prescription with a specific pharmacy that has confirmed stock. Call ahead. GoodRx coupons occasionally bring the price under $100 per treatment, though availability drives cost more than coupon programs at this point.
2. Personal-quantity import from a licensed WHO-GMP international pharmacy. This falls under FDA Personal Importation Policy enforcement discretion, which allows individuals to import up to a 90-day supply of a prescription drug for personal use of a serious condition when a US-affordable option is not readily available. Praziquantel is a non-controlled substance and personal quantities of a WHO-listed essential medicine typically clear customs without issue.

SafeRxPills ships Biltree 600mg from Kachhela Medex''s licensed facility to US addresses through discreet, tracked, personal-quantity packaging. Orders typically clear US customs within 10 to 18 business days.

Praziquantel vs Alternatives

Praziquantel vs Niclosamide: Niclosamide is an older tapeworm-specific drug that also achieves high cure rates against Taenia and Diphyllobothrium. Niclosamide is not effective against schistosomiasis or liver flukes, so praziquantel is preferred whenever the diagnosis is uncertain or when the patient has traveled to schistosomiasis-endemic regions.

Praziquantel vs Albendazole (Zentel 400mg): Albendazole is preferred for neurocysticercosis, hydatid disease, and mixed nematode/cestode infections because it has better tissue penetration. Praziquantel is preferred for uncomplicated intestinal tapeworm, all schistosomiasis species, and liver flukes. The two drugs are sometimes combined in mass drug administration programs.

Praziquantel vs Ivermectin (Ivercor 12mg): Different mechanisms, different targets. Ivermectin covers nematodes (strongyloidiasis, onchocerciasis, scabies). Praziquantel covers cestodes (tapeworms) and trematodes (flukes). These are not interchangeable and there is no meaningful overlap in indication.

What to Expect in Your Treatment Day

For a straightforward intestinal tapeworm cure, the whole process takes a single day. Weigh yourself accurately, calculate 5 to 10 mg/kg (or use the flat 600mg adult dose for most cases), take with a small meal and plenty of water in the morning, and rest for the day. Mild GI symptoms and headache commonly appear within 2 to 6 hours and resolve by evening. The dead adult tapeworm is passed in stool over the next 24 to 72 hours; some patients see visible worm segments.

For schistosomiasis or liver fluke treatment, the higher divided-dose regimen is done in a single day but split into 2 to 3 doses 4 to 6 hours apart. Post-treatment fever and rash are more common because of the larger parasite burden die-off, and hospitalization is occasionally needed for heavy infections. Follow-up with a physician after treatment is essential to confirm cure and manage any post-treatment inflammatory response.

Ordering Timeline

A standard SafeRxPills Biltree 600mg order to a US address:

• Day 0: Order and payment confirmed. Confirmation email sent.
• Day 1 to 3: Dispatch from Kachhela Medex facility. Tracking issued.
• Day 4 to 8: International transit. Movement visible on India Post and USPS tracking systems.
• Day 9 to 14: US customs processing. Non-controlled generic praziquantel in personal quantity is standard clearance.
• Day 12 to 20: Final-mile USPS or private-carrier delivery.

Full policy in our shipping and delivery page.

Red Flags When Ordering Praziquantel Online

Because praziquantel is a specialist parasite drug, scam sites and low-quality repackagers do exist. Before ordering:

• Verify the manufacturer name. Legitimate praziquantel comes from Kachhela Medex, Cipla, Bayer, Merck-affiliated generic operations, or a small number of other WHO-GMP certified facilities. If the site cannot name the manufacturer, walk away.
• Check for a real business address and pharmacy license number.
• Avoid sites offering praziquantel at implausibly low prices (a dollar per tablet with free shipping is not a real supply chain).
• Avoid sites accepting only cryptocurrency or wire transfer with no card payment option.
• Ask for a Certificate of Analysis. A real pharmacy can produce one on request.

Bottom Line

Praziquantel is a specialist antiparasitic that solves problems most other worm drugs cannot: tapeworm cure in a single dose, schistosomiasis clearance in a single day, and liver fluke treatment in a single treatment cycle. In the US retail market, Biltricide 600mg is available but often stock-limited and expensive. Generic praziquantel from WHO-GMP certified manufacturers is the same active molecule at a fraction of the price, and Biltree 600mg from Kachhela Medex is a well-manufactured option shipping direct to US buyers. Weigh yourself accurately, take the correct dose for your infection, and follow up with a physician to confirm cure.

Explore related content: Niclosamide for Tapeworms, Zentel (Albendazole) Complete Guide, or browse our full antiparasitic catalog.

References:

• DailyMed. Biltricide (praziquantel) Prescribing Information. National Library of Medicine. dailymed.nlm.nih.gov
• Centers for Disease Control and Prevention. Parasites - Taeniasis: Resources for Health Professionals. cdc.gov
• Centers for Disease Control and Prevention. Parasites - Schistosomiasis: Resources for Health Professionals. cdc.gov
• World Health Organization. Schistosomiasis and soil-transmitted helminthiases: treating millions of people, despite the pandemic. Weekly Epidemiological Record. 2021.
• Cioli D, Pica-Mattoccia L, Basso A, Guidi A. Schistosomiasis control: praziquantel forever? Mol Biochem Parasitol. 2014;195(1):23 to 29. PMID: 24955523.
• FDA Orange Book. Praziquantel approved products. fda.gov