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Advocate For Cats Under 9 lbs (Under 4 kg)
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NO PRESCRIPTION NEEDED
Safe Over-The-Counter Product
AU
BASED IN AUSTRALIA
Tracked Delivery 7-14 Days
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GENUINE BRANDED PRODUCT
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Choose based on your cat's weight
Description
Advocate For Cats Under 9 lbs (Under 4 kg) is a topical spot-on containing imidacloprid (40 mg) and moxidectin (4 mg) from Elanco. Each 0.4 ml pipette is dosed for cats weighing up to 4 kg (under 9 lbs) from 9 weeks of age. Advocate for cats provides two distinct mechanisms in one application: imidacloprid kills fleas through direct contact with the treated skin and coat, while moxidectin, a macrocyclic lactone, absorbs transdermally to address heartworm larvae, lungworms, ear mites, roundworms, and hookworms.
Recommended for
Cats weigh up to under 9 lbs (4 kg) from 9 weeks of age.
Indication/Coverage
Advocate for Cats Under 9 lbs treats and prevents mixed parasitic infections in cats weighing up to 9 lbs (4kg) from 9 weeks of age. The following indications are covered:
- Flea infestation (treatment and prevention): Kills adult fleas (Ctenocephalides felis) on contact and prevents reinfestation for 4 weeks per application.
- Ear mite infestation (treatment): Eliminates Otodectes cynotis with a single topical dose applied to the base of the skull, not directly into the ear canal.
- Notoedric mange (treatment): A single dose treats Notoedres cati Cats with severe cases require concurrent supportive care, as Advocate alone may not prevent fatal outcomes in advanced infestations.
- Lungworm, Eucoleus aerophilus (treatment): A single dose targets adult stages of Eucoleus aerophilus (syn. Capillaria aerophila).
- Lungworm, Aelurostrongylus abstrusus (prevention): Monthly application prevents disease caused by L3/L4 larvae of Aelurostrongylus abstrusus.
- Lungworm, Aelurostrongylus abstrusus (treatment): Three consecutive monthly doses are required to treat established adult Aelurostrongylus abstrusus
- Lungworm, Troglostrongylus brevior (treatment): A single dose targets adult Troglostrongylus brevior.
- Eye worm (treatment): A single dose eliminates adult Thelazia callipaeda.
- Heartworm disease (prevention): Monthly application destroys L3 and L4 larvae of Dirofilaria immitis before they mature. Uninterrupted monthly dosing throughout mosquito season and for one month beyond the last exposure is required.
- Roundworm and hookworm (treatment): Targets immature adults and adults of Toxocara cati (roundworm) and Ancylostoma tubaeforme (hookworm).
- Flea allergy dermatitis: The product can be incorporated as part of a treatment strategy for flea allergy dermatitis when administered at monthly intervals.
Key Benefits
The following characteristics define Advocate for Cats Under 9 lbs based on its labeled pharmacology and clinical profile:
- Contact-kill flea action: Imidacloprid eliminates fleas through direct contact with the treated skin and coat, meaning the flea does not need to bite before the active ingredient takes effect.
- Broad internal parasite spectrum: A single monthly application addresses heartworm larvae, three lungworm species, roundworms, hookworms, and ear mites, reducing the need for separate oral dewormers.
- Suitable from 9 weeks: Kittens that have reached 9 weeks of age are eligible for treatment, establishing parasite control early in development.
- Topical administration: The spot-on format bypasses the gastrointestinal tract entirely, making it appropriate for cats that refuse oral medications or experience vomiting with tablets.
- 4-week flea protection: Each 0.4 ml dose prevents new flea infestations for a full 4 weeks. Pre-existing pupae in the household environment may continue to emerge for 6 weeks or longer depending on climatic conditions.
- Multi-life-stage efficacy: Moxidectin targets both larval and adult stages across several internal parasites, including L3/L4 heartworm larvae and adult roundworms, within a single application.
- Consistent systemic distribution: Moxidectin reaches steady-state serum levels after four consecutive monthly treatments, providing predictable internal parasite suppression once the loading period is complete.
Caution
Hazards to Humans
Avoid contact with skin, eyes, and mouth during application. Wash hands thoroughly after use. People with known hypersensitivity to benzyl alcohol, imidacloprid, or moxidectin should administer with caution. If eye contact or accidental ingestion occurs, seek medical attention immediately. Keep the product out of reach of children.
Hazards to Domestic Animals
Advocate for Cats Under 9 lbs is for external use only. Do not use on kittens under 9 weeks of age, and consult a veterinarian before treating cats under 1 kg, sick, debilitated, pregnant, or lactating animals. Do not administer concurrently with other macrocyclic lactone antiparasitics. Prevent the treated cat from licking the application site, and separate treated animals from untreated housemates until the site is dry. Imidacloprid is toxic to birds, especially canaries.
Possible Side Effects
Monitor your cat after each application of Advocate for Cats Under 9 lbs.
- Dermal reactions: Transient pruritus (itching) at the application site is the most commonly reported adverse effect. Occasional erythema (redness) and, in rare cases, local hypersensitivity reactions have been documented.
- Gastrointestinal signs: Vomiting occurs at uncommon frequency. The product tastes bitter, and salivation may result if the cat licks the application site immediately after treatment. This reaction is not a sign of intoxication and typically resolves within minutes without intervention.
- Systemic signs: In very rare cases, neurological signs have been observed, including transient tremors, dilated pupils with reduced pupillary reflex, and nystagmus. Behavioural changes such as lethargy, agitation, and loss of appetite have also been reported at very rare frequency.
If any side effects appear, or if you suspect the product has not achieved the expected result, consult your veterinarian. There is no known specific antidote; treatment of adverse reactions is symptomatic.
Direction / How to Apply
Direction
Advocate for Cats Under 9 lbs is a topical spot-on solution applied directly to the skin at the base of the skull, where the cat cannot reach to lick. Apply only to undamaged, intact skin. Avoid contact with the cat's eyes, mouth, or ears during application. In multi-pet households, separate the treated cat from other animals until the application site is completely dry.How to Open
- Remove one pipette from the blister pack.
- Hold the pipette in an upright position.
- Twist and pull off the cap.
- Reverse the cap and use the opposite end to twist and remove the foil seal from the pipette tip.
How to Apply
- Part the fur on the cat's neck at the base of the skull until the bare skin is visible. If the solution contacts only the fur, transdermal absorption is incomplete and efficacy is reduced.
- Place the tip of the pipette directly on the exposed skin.
- Squeeze the pipette firmly several times to empty the entire 0.4 ml contents onto the single application spot. Do not distribute the solution across multiple sites.
- Confirm that the pipette is fully emptied. A partially administered dose results in subtherapeutic concentrations for one or more of the labeled parasites.
- Dispose of the used pipette safely. Do not dispose via wastewater or household waste, as Advocate is dangerous to aquatic organisms.
Storage
Keep Advocate for Cats Under 9 lbs out of the sight and reach of children. Store below 30°C (86°F). Do not use the product after the expiry date stated on the label and carton; the expiry date refers to the last day of the stated month. No special light protection or refrigeration is required beyond the temperature threshold.Tips for Using
The following application techniques reduce the risk of product waste, accidental ingestion, and adverse reactions when administering Advocate for Cats Under 9 lbs:- Target the base of the skull: Apply directly to the skin at the very base of the skull, not between the shoulder blades. Small cats are flexible enough to reach their shoulder blades with their tongues, which leads to oral ingestion of the solution.
- Expose bare skin before applying: Part the fur cleanly until you see skin. Solution deposited onto fur fails to absorb transdermally, remains wet for hours, and can run down the neck, resulting in incomplete dosing and reduced systemic distribution of moxidectin.
- Apply along a short skin line: The 0.4 ml volume can overwhelm a small cat's narrow neck skin if deposited in a single spot. Squeeze the pipette slowly while moving the tip upward along a 1 to 2 inch vertical strip at the back of the head to prevent runoff.
- Lift before releasing the pipette: Squeeze the pipette firmly, then lift the tip away from the skin before releasing your grip. Releasing pressure while the tip still touches the skin creates a vacuum effect that draws medication back into the tube, reducing the delivered dose.
- Distract your cat immediately after application: Advocate carries a strong chemical odor that often prompts cats to scratch or groom the application site. Offering a food reward (such as a lickable paste) immediately after application redirects the cat's attention away from the treated area during the critical absorption window.
- Monitor for paw-grooming: Small cats that cannot reach the back of their neck with their mouth will attempt to scratch the wet spot with a hind paw, then lick the residue off the paw. Observe the cat for 30 to 60 minutes until the site is dry to prevent accidental oral intake.
- Separate cats in multi-pet households: Keep all other cats away from the treated animal until the application site is completely dry. Housemates will instinctively attempt to groom the site, which can cause salivation, oral irritation, or gastrointestinal upset from ingesting imidacloprid.
- Remove the collar before application: Take the cat's collar off before applying Advocate and leave it off until the fur is completely dry. Contact between the collar and wet solution can absorb active ingredient away from the skin and contaminate the collar material.
- Confirm minimum age and weight: Do not administer to kittens under 9 weeks of age. Cats weighing less than 1 kg require a veterinary benefit-risk assessment before treatment. If your cat is recently ill, lethargic, or unusually underweight, consult a veterinarian before using Advocate.
| Product Name | Advocate 40 mg + 4 mg Spot-On Solution for Small Cats (Under 4 kg / Under 9 lbs) |
|---|---|
| Target Weight | Under 9 lbs (Under 4 kg) |
| Packaging Color | Orange |
| Pipette Volume | 0.4 ml |
| Active Ingredients | Imidacloprid: 40 mg per pipette, Moxidectin: 4 mg per pipette |
| Key Excipients | Benzyl alcohol, 1 mg/ml butylhydroxytoluene (E 321; as antioxidant) |
| Application Type | Topical spot-on solution applied directly to the skin at the base of the skull |
| Appearance | Clear yellow to brownish solution |
| Administration Route | For external use only |
| Pack Sizes Available | 1-pack, 3-pack, or 6-pack pipettes (0.4 ml per pipette). Not all pack sizes may be marketed in every region. |
| Treatment Frequency | – Monthly for fleas, heartworm prevention, lungworm prevention, roundworm, and hookworm. |
| Effective Against | – Fleas (Ctenocephalides felis, adults and larvae) |
| Storage | Below 30°C (86°F). Do not use after the expiry date on the label. |
FAQs
1. My cat weighs exactly 4 kg (9 lbs). Should I use Advocate for Cats Under 9 lbs or switch to the large cat pipette?
Cats weighing exactly 4 kg fall within the small cat range (up to 4 kg). The small cat pipette delivers a minimum of 10 mg/kg imidacloprid and 1.0 mg/kg moxidectin at this weight. Weigh your cat on the day of purchase, and switch to the large cat pipette only if the scale reads above 4.0 kg.
2. Is the 40 mg imidacloprid and 4 mg moxidectin dose safe for a very small kitten at the lower end of this weight range?
Treatment of cats weighing less than 1 kg should be based on a veterinary benefit-risk assessment. A 1 kg kitten receives 40 mg/kg imidacloprid from this pipette, which is four times the minimum labeled dose. The manufacturer’s overdose data shows tolerability at up to 10 times the recommended dose, but veterinary consultation is advisable for very small kittens.
3. My kitten has grown past 4 kg. Do I switch to Advocate for Cats Over 9 lbs immediately or finish the remaining small cat pipettes?
Switch to the large cat pipette with the next scheduled dose. A cat at 4.3 kg receiving the 0.4 ml pipette gets only 9.3 mg/kg imidacloprid, which falls below the minimum therapeutic threshold of 10 mg/kg. Continuing with the smaller pipette results in underdosing across all labeled indications.
4. I missed a monthly dose of Advocate for my cat. How do I resume, and is heartworm protection compromised?
Apply the missed dose as soon as you remember, then continue monthly dosing from that new date. A gap exceeding 30 days means larvae transmitted during that window may have advanced beyond the stage moxidectin can eliminate. If the gap exceeded one month in a heartworm-endemic area, consult a veterinarian about testing before resuming.
5. Can I use Advocate for Cats Under 9 lbs together with a tick treatment, since Advocate does not cover ticks?
Advocate contains no acaricide effective against ticks. The label states that no other antiparasitic macrocyclic lactone should be administered concurrently. Tick products that do not contain macrocyclic lactones fall outside this contraindication, but consult your veterinarian before combining treatments.
6. My cat licked the application site right after I applied Advocate. She is salivating heavily. Do I need to reapply?
Do not reapply a full dose immediately. The bitter taste of Advocate triggers salivation, which is not a sign of intoxication and typically resolves within minutes. Correct application at the base of the skull minimizes licking. If the majority of the dose was ingested rather than absorbed through the skin, contact your veterinarian.
7. How quickly does Advocate for Cats Under 9 lbs start killing fleas, and when does heartworm prevention take effect?
Imidacloprid kills fleas on contact with the treated skin and coat without requiring a bite. Each monthly moxidectin dose eliminates L3/L4 Dirofilaria immitis larvae acquired since the previous application. Steady-state serum levels are reached after four consecutive monthly treatments.
8. Are side effects more common in very small cats or kittens at the lower end of this weight range?
No documented evidence indicates that cats at the lower end of this range experience side effects more frequently. A smaller cat receives a higher per-kilogram dose from the same pipette, but the manufacturer’s overdose testing at up to 10 times the recommended dose showed no adverse effects. Cats under 1 kg require veterinary assessment before treatment.
9. I have a cat using Advocate for Cats Under 9 lbs and a kitten under 9 weeks in the same household. Is contact dangerous for the kitten?
Advocate is not approved for kittens under 9 weeks of age. If the kitten grooms the treated cat’s application site before it dries, it could ingest imidacloprid and moxidectin at a dose not assessed for safety in that age group. Keep the treated cat separated from the kitten until the site is fully dry.
10. What is the difference between buying a 3-pack and a 6-pack of Advocate for Cats Under 9 lbs?
Each pipette in both pack sizes is identical: 0.4 ml containing 40 mg imidacloprid and 4 mg moxidectin. A 3-pack covers 3 months of monthly dosing, while a 6-pack covers 6 months. For cats requiring year-round heartworm prevention, a 6-pack reduces the risk of coverage gaps from delayed reorders.
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