11th December 2025
GS-441524 Injections
GS-441524 injection is a medication specifically for cat FIP. FIP is a fatal disease caused by feline coronavirus. GS-441524 works by inhibiting viral replication. GS-441524 injection is a clear, particle-free liquid. Common specification are 20 mg/mL and 30 mg/mL, custom are also available. This injection is administered subcutaneously, once daily. The dosage adjusted according to the type of FIP and the cat's weight. For severe FIP cat, the dosage can be increased. In general, the treatment cycle is at least 84 days, you could change injection sites, this can avoid minor reactions such as redness and swelling at the injection site or gastrointestinal upset. Currently, GS-441524 is recognized as the most effective medication for treating FIP in the world.
GS-441524 Injections【30mg/mL 7mL】
FCoV is the virus that causes feline infectious inflammatory disease (FIP). FCoV may or may not develop into FIP. After FCoV mutates in a cat, it will infect the white blood cells, and spreads to other organs, leading to severe inflammation and fluid buildup, then becomes into FIP. GS-441 is an antiviral medication, it blocks FCoV replication, it could reduce the viral load in the body, and repaire damaged tissue. GS441 vials is subcutaneous injections, after use GS441 vials, the cat's condition usually shows significant improvement within 5 to 10 days. Most cats could recover after completing an 84-day treatment course. Compared to 20 mg/ml vials, the 30 mg/ml is more concentrated. It has a faster onset of action. So the 30 mg/ml injection is more suitable for cats with severe cases.
GS-441524 Injections【30mg/mL 8mL】
30mg/ml GS-441524 is a product specifically designed to treat FIP. This product is available in 8mL vials, we use aseptic techniques, the inside liquid is clear, highly pure solution, and it doesn't easily precipitate crystals. Its main ingredient is GS-441524, which can inhibit FIP virus replication, then helping infected cats recover. GS-441524 vial is administered subcutaneously, after injecting, the active ingredient can act rapidly in the body, Most cats will improve within 5-7 days after treatment. After whole treatment of 8-12 weeks, the cure rate is over 90%. We use a rigorous quality control system, each batch undergoes purity and safety testing, this coudl ensure the stable of quality. It is suitable for treating wet, dry, and other types of FIP.
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FIP is a serious disease which is caused by a variant of the feline coronavirus (FCoV) , it primarily affects the cat's immune system. It often occurs in young cats or cats with weakened immune systems. It mainly have two types: the wet (effusion-forming) type and the dry (non-effusion-forming) type. If the cat is not be treated, the disease typically progresses rapidly and leads to death.
In the past, FIP was considered an incurable and fatal disease. In recent years, GS441524 and Molnupiravir medicine develop and launch sales, FIP has become effectively controlled and curable. After treatment by GS441 or Molnupiravir, most cats could recover and return to a normal life.
GS-441524 can block viral replication. It is one of the most effective medicine for treating FIP in these years.It is administered by injection Oral tablets, with a course of treatment lasting approximately 6–12 weeks, depending on the cat's weight, symptoms, and response.
Molnupiravir also has some effect in treating FIP, and is often used in mild cases or cases resistant to GS-441524.
The absorption of GS441 injection is faster, suitable for cats with severe disease or those who refuse to eat.
The oral GS441 tablets are painless. More suitable for long-term home treatment or maintenance.
Molnupiravir is an alternative treatment for FIP: suitable for cases of recurrent FIP or those resistant to GS-441524.
The dosage depends on: the cat's weight (kg) and the type of FIP (wet/dry/neurological/ocular).
The typical dosage range is approximately 4–10 mg/kg/day. Consult a veterinarian or experienced FIP treatment consultant before treatment.
Some cats may relapse after stopping the medicine, this situation is because of the inadequate treatment or a low dosage. If your cat is relapsed, you need to resume the treatment immediately, and extend the course as appropriate.
If you use it at the correct dosage, GS-441524 is safe. It may have some side effects for some cats, for example: mild redness, swelling, or pain at the injection site. It is recommended to supplement with nutritional supplements, this could help cats recover faster.
We will ship the parcel by express delivery services (DHL, FedEx, UPS, etc.). The tracking numbers will be provided to you, you could check it online.