N
The Global Insight

How long should I take panacur for Giardia

Author

Ava White

Updated on April 15, 2026

6 days of Panacur will kill the giardia protozoa and then a repeat of 6 days of Panacur after 21 days to insure no new cysts re-multiply.

How long is a course of Panacur?

Dosage instructions This medication needs to be given for 3 days in a row to treat most parasites, so make sure your pet receives all doses as recommended by your veterinarian. You can give Panacur granules to your dog by mixing each daily dose with a small amount of food.

How long does it take to kill giardia?

The most common drugs used to kill Giardia are fenbendazole and metronidazole. These drugs are normally given for three to ten days to treat giardiasis.

How long does it take to cure Giardia in dogs?

With proper medicine, giardia can be eliminated within two weeks. However, be aware that at the end of the treatment, you will need to give your dog a good and thorough bath to get rid of any cysts that could be on your dogs coat.

How long does fenbendazole take to work on giardia?

Retreatment may be necessary if doses are missed, the medication is stopped too soon, or if reinfection from the environment occurs. This medication should take effect within 1 to 2 days, but visible effects will take the entire duration of treatment to be recognized.

How often should I give my puppy panacur?

For puppies and Kittens dose of 0.5ml per 1kg body weight for 3 consecutive days. For control of Giardia dose of 1ml per 2kg bodyweight daily for 3 consecutive days.

How often should you use panacur?

Panacur is packaged as a powder and needs to be given by mouth daily for 3-5 days. It is very important that the entire dose be consumed and that the treatments be given daily for consecutive days. Most patients will eat the product if it is sprinkled on their food, so it is generally quite easy to administer.

Does panacur treat Giardia?

In addition to these worms, Panacur (fenbendazole) is approved in Europe to treat Giardia in dogs and is sometimes used off-label in the U.S. to deal with Giardia infections.

Why won't my dogs Giardia go away?

If your dog has diarrhea that just won’t go away, don’t ignore it. It could be caused by a common intestinal parasite called Giardia that is spread through the poop of infected animals. Treatment typically involves medication (and thorough cleaning) to rid your pet and his environment of the parasite.

Will my dog ever get rid of Giardia?

Diagnosis and treatment of Giardia infection must be done by a licensed veterinarian. No approved over-the-counter treatment is available for Giardia infection. Giardia can be passed in poop intermittently, and an animal may appear healthy or without signs of disease before it stops passing Giardia.

Article first time published on

Can Giardia cause long term problems?

Occasionally, people with giardiasis will have long-term complications such as reactive arthritis, irritable bowel syndrome, and recurring diarrhea that can last for years. Among children in particular, severe giardiasis may delay physical and mental growth, slow development, and cause malnutrition.

Why does my dog keep getting Giardia?

How do dogs get Giardia? Dogs can get Giardia through contact with the faeces of infected animals or when they drink contaminated water containing microscopic Giardia cysts from an infected animal’s faeces. These cysts can live for months in water, increasing the chances of other animals becoming infected.

How long do Giardia cysts live?

The cyst can live for many months with two incompletely formed trophozoites inside, ready to infect a new host. Contaminated water is the classical source of a Giardia infection.

How often should you bathe a dog with Giardia?

Dogs with Giardia should be bathed 1 – 2 times a week to remove cysts from the fur and prevent re-infection. Any dog beds, bowls, toys, or things the infected dog came into contact with should be washed. Wash your hands thoroughly after picking up poop (always!) Don’t allow your dog to lick your face (always!)

Can fenbendazole cause liver damage?

We observed no relapse in hepatic disorder, and therefore we concluded that fenbendazole was the cause of liver dysfunction, although it remained a possibility that pembrolizumab in combination with fenbendazole may have enhanced hepatotoxicity.

Can a human take panacur?

Fenbendazole seems to be well tolerated in humans after oral exposure (single oral dose up to 2,000 mg/per person; 500 mg/per person for 10 consecutive days); however observations in humans are limited. Fenbendazole is of low acute toxicity after oral exposure. No acute exposure limit is available.

How much panacur should I give my dog?

Most of the canine dewormers that contain the same active ingredient—pyrantel pamoate—are designed to be given at a rate of 5ml (one full teaspoon) per every 10lbs of body weight, a convenient amount to give to a small dog.

How long does panacur last once opened?

Each bottle comes complete with a plastic measuring cup for easy dose measuring. This product is stable after opening for up to 6 months however to comply with medicine legislation it is recommended to discard after 28 days of opening.

Does panacur have to be refrigerated?

Answer: This is stable after opened and does not need to be refrigerated, however it should be kept in a dry cool place and not exposed to high temperatures. I dose my dogs every 3 months and finish my partially used bottle at that time before opening a new one.

What should I feed my dog with Giardia?

It’s generally recommended that you feed your dog bland food until their stool returns to normal consistency; this typically takes anywhere from three to 10 days. Dogs infected with giardia can also have imbalances in their gut bacteria, otherwise known as the microbiome.

Can a dog with Giardia play with other dogs?

can a dog catch giardia from another dog if they have been together and the other dog has been diagnosed with it. Yes, giardia is contagious. It is typically acquired by eating or sniffing the cysts from contaminated ground, or by drinking contaminated water.

Can probiotics help with Giardia in dogs?

Bathing the dog or cat during the Giardia treatment period will decrease the risk of reinfection. Probiotics such as FortiFlora improve the effectiveness of metronidazole and Panacur so we usually recommend you give a probiotic along with medication. Extra fiber in the diet may help with recurrent cases.

How long do dogs shed Giardia cysts after treatment?

The prepatent period is generally 3–10 days. The cysts are passed in the feces and are immediately infectious. Cyst shedding may be continual over several days and weeks but is often intermittent, especially in the chronic phase of infection.

Why does Giardia keep coming back?

Recurrence of symptoms — After being treated for Giardia and seeing symptoms improve, some people experience a relapse. This can happen because people are still infected with Giardia or because of changes in the intestine that cause heightened sensitivity to certain foods.

Can Giardia return years later?

Long-term complications of giardiasis may present 2 to 3 years following the infection. In some cases, they may last for a few weeks, and may be eliminated with anti-parasitic treatment, observations that have been reported for example in cases of myopathy and skin allergies.

What is the only way to get rid of Giardia?

When signs and symptoms are severe or the infection persists, doctors usually treat giardia infection with medications such as: Metronidazole (Flagyl). Metronidazole is the most commonly used antibiotic for giardia infection.

Should asymptomatic dogs be treated for Giardia?

The ELISA test can actually reveal both past and present exposure to giardia, but if it doesn’t indicate the presence of an active infection complete with cysts and the pet has no symptoms, we may opt for no treatment.

How do you prevent Giardia reinfection in dogs?

The best way to prevent Giardia infection is to make sure that your dog has safe, clean drinking water. It is important not to allow dogs to drink water from areas where other animals have left their feces. Your veterinarian can perform a test on your dog’s feces to see if it has giardiasis.

Do puppies grow out of Giardia?

Once the Giardia enters the dogs body, several things can happen: 1. The dog’s immune system will eliminate the protozoan from the body on its own. Puppies in general will not have an immune system strong enough to do this but are more likely to develop active Giardia.

What naturally kills Giardia?

No natural methods are proven to effectively cure Giardia. Metronidazole is a prescription medicine your vet can dispense which should work quickly and effectively. It is important to get on top of the infection as soon as we can.

How do you clean your house with Giardia?

How do I disinfect my house? -Always clean surfaces with soap or other disinfectant until visible contamination is gone. -Use a bleach solution of ¾ cup bleach to 1 gal of water. Allow solution to stay in contact with the surface for AT LEAST 1-3 minutes before rinsing with clean water.