Guinea Pig Anti-Parasite Treatments

Guinea Pig Anti-Parasite Treatments

Below is a list of Guinea Pig Anti-Parasite Treatments that may be prescribed by your Veterinarian if they suspect your guinea pig is suffering from a Parasite Infestation.

There are multiple treatments available for the treatment of a parasitic infection of Mite, Lice, Giardia and Protozoa Infections. The Treatments are as follows :-

  • Fenbendazole (Panacur)
  • Imidacloprid (Advantage)
  • Ivermectin (Ivomec)
  • Metronidazole (Flagyl) Please Read Safety Warnings – HERE
  • Selamectin (Revolution)

Please read the following sections on each treatment.

Fenbendazole (Panacur) – for the treatment of Giardia. A vet can analyse a stool sample to identify Giardia and prescribe medication.

Dosage is normally given at 50mg/kg for around 5 days

Read CDC Factsheet for more information on this widespread intestinal parasite which can cause severe diarrhoea.

Imidacloprid (Advantage) – for lice only. (Does not kill mange mite). Dosage is normally given at 10mg/pound. 10mg of Advantage is found in approximately 0.10ml of the product.

So a dose of 0.24ml/kg. Apply dose on bare skin behind ears.

One application lasts around 30 days, unless it is washed off (detergent shampoo). Advantage can also be used on Pregnant Guinea Pigs and Newly Weaned Pups. It is a stable drug with no expiration date.

Ivermectin (Ivomec) – for mange mites (hair loss, scratching, pain). Ivermectin is the treatment of choice for mange mites. All routes of treatment are effective (Oral, Topical, Subcutaneous). Mange Mites are not visible to the naked eye. If suspected !!


Topical treatment may also kill lice and fur mites. Ivermectin is safe to use on pregnant sows. The young are best treated after they reach 340g in body weight. Treatment must be repeated at least 7 to 10 days later to kill the emerging mites.

(Ivermectin does not kill eggs)

Metronidazole (Flagyl) – for the treatment of Protozoal infections like Giardia. A vet can analyse stool sample to identify Giardia and prescribe medication.

Used for it Antibiotic properties, Metronidazole is affective against anaerobic infections, can penetrate bone, and also the brain blood barrier to treat central nervous system infections.

Its Anti-Inflammatory properties in the large intestines aids it effectiveness as an Anti-Diarrhoeal.

Normal dosage is 10-20mg/kg every 12 hours over 5 days.

Must be given straight after food.

Please Read Safety Warnings – HERE

Selamectin (Revolution) – A newer treatment for mite and lice which needs a prescription. Apply topically to the skin It is advised the dosage should be 10mg/kg of body weight for Guinea Pigs.

Selamectin does not have the safety track record of Ivermectin

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