Pet Health & Prevention
Browse our full health catalog for dogs, cats and other pets.
🛡️ Prevention & Vaccination
The foundation for a long life: vaccines, deworming and antiparasitics.
Cat Vaccination Schedule 2026
Kittens get FVRCP at 8, 12 and 16 weeks, rabies at 16 weeks. Annual boosters for life. Adult cats without records start the protocol from scratch.
Worms in Dogs: Signs, Treatment & Prevention 2026
Worms in dogs are common, treatable and preventable — deworm puppies every 15 days until 90 days old, adults every 3-6 months. Signs: bloated belly, dull coat, soft or bloody stools.
Fleas & Ticks: Prevention, Transmitted Diseases & Treatment
Fleas and ticks cause allergy, anemia and transmit lethal diseases (ehrlichiosis, babesiosis). Use monthly prevention (Bravecto, NexGard, Simparica) + environmental hygiene. Quality prevention costs R$ 90-140/month.
🦴 Orthopedics & Joints
Dysplasias, arthritis and joint pain — what to screen and how to manage.
🩺 Chronic Conditions
Long-term disease management in senior dogs and cats.
Pet Obesity: Causes, Risks and How to Help Your Pet Lose Weight
Pet obesity is excessive body fat accumulation (+20% of ideal weight) — affects 40-60% of adult pets, reduces life expectancy by 2 years and increases risk of diabetes, arthritis and cancer. Prevention is rationing + exercise.
Chronic Kidney Disease (CKD) in Cats: Signs, Stages & Treatment
Feline CKD is the leading cause of death in senior cats (30-40% of 10+). Signs: more thirst, more urine, weight loss, vomit. Diagnosis: blood (creatinine, SDMA) and urine. Treatment: renal diet + hydration.
Chronic Ear Infection in Dogs: Signs, Treatment and Prevention
Chronic otitis is persistent ear canal inflammation in dogs — caused by bacteria, fungi, allergies or parasites. Affects 20% of dogs and requires veterinary diagnosis with cytology before any treatment.
🐾 Skin, Allergies & Behavior
Dermatitis, food allergies and common anxieties.
Atopic Dermatitis in Dogs: Symptoms, Diagnosis and Treatment
Atopic dermatitis is a chronic skin allergy causing intense itching, recurrent ear infections and lesions — affects 10-15% of dogs and has no cure but effective control through diet, medication and baths.
Food Allergy in Dogs: Symptoms, Diagnosis & Elimination Diet
Canine food allergy causes chronic non-seasonal itch, recurrent ear infections and diarrhea. Diagnosis needs 8-12 week elimination diet with hydrolyzed or novel protein. No reliable blood test exists.
Separation Anxiety in Dogs and Cats: Signs and Treatment
Separation anxiety is a behavioral disorder where the pet suffers intensely when alone — manifested by destructiveness, barking, urination and self-mutilation. Affects 20-40% of dogs and has effective treatment.
🚨 Lethal Emergencies
Recognize and act fast — every minute counts.
Canine Parvovirus: Signs, Treatment & How to Save Your Puppy
Parvovirus is an EMERGENCY — 80-90% mortality in untreated puppies. Signs: uncontrollable vomit, bloody diarrhea, extreme apathy. Vaccination (DHPP at 6, 9, 12 weeks) prevents 99% of cases.
Dental Tartar in Dogs and Cats: Prevention and Vet Cleaning
Tartar is the hardening of bacterial plaque on teeth, affecting 80% of pets after age 3 — causes bad breath, gingivitis, tooth loss and systemic infection if untreated. Prevention is daily brushing + chew toys.
All health
Acute Hemorrhagic Diarrhea Syndrome (AHDS) in Dogs: Bloody Diarrhea Emergency
AHDS (formerly HGE) causes sudden vomit + fresh-blood diarrhea in vaccinated adult dogs. Common in Yorkshire, Maltese, Toy Poodle. Sets in within 24h. Untreated: hypovolemic shock and death. With aggressive IV fluid: 90% survive. Confuses with parvo — rapid test differentiates.
Can dogs take dipyrone (metamizole)? Doses and risks
Dogs can receive dipyrone with a veterinary prescription, at weight-based dosing in the right presentation. Human drops, eyeballed doses and mixing with NSAIDs are the three errors that end in the hospital.
Canine Distemper: Neurological Signs, Treatment & Prognosis
Distemper hits unvaccinated puppies (6 weeks to 6 months) and immunocompromised adults. Mortality 50-80%. Signs in phases: 1) respiratory (nasal discharge, cough), 2) digestive (yellow diarrhea), 3) neurological (myoclonus, seizure). No cure — only symptomatic treatment. DHPP prevents 99%.
Canine Leishmaniasis: Serious Zoonosis, Signs & Treatment
Canine visceral leishmaniasis is endemic in 21 Brazilian states and Mediterranean. Transmitted by sandfly at dusk. Signs: weight loss, skin wounds, long nails, nose bleeding. Diagnosis: serology + PCR. Treatment with Miltefosine (Milteforan) for 28 days. Prevention: Scalibor collar + Leishtec vaccine + repellent. Positive dog is NO LONGER mandatorily euthanized since 2016.
Cutaneous larva migrans in pets and humans
Cutaneous larva migrans is a dog and cat hookworm larva that penetrates human skin and crawls drawing itchy red trails. It treats well in humans and pets — but prevention is picking up feces and avoiding contaminated sand.
Dewormer for dogs: the schedule and 5 costly mistakes
Puppies: deworming from 14 days, repeated on scheme until 3 months. Adults: 3 to 4 times a year. The 5 classic mistakes — eyeballed doses, cattle injectables, only-when-I-see-worms, wrong weight and not repeating — explain almost every severe worm case in the hospital.
Diseases transmitted by cats: the 5 zoonoses that matter
The feline zoonoses that matter: toxoplasmosis (pregnancy), sporotrichosis (skin wounds), cat-scratch disease, rabies and worms. All have simple prevention — giving up the cat is not one of them.
Dog Seizure First Aid: What to Do in the First 5 Minutes
Dog seizure: DO NOT hold tongue, DO NOT put finger in mouth, DO NOT pour water. Time it. Clear objects, head sideways. After: give space, offer warm honey water after 10 min. Vet immediately if: seizure >5 min, more than 1 in 24h, puppy, first seizure in adult.
Dog ears: proper cleaning and the otitis signs
Weekly cleaning with a pet-specific ear cleaner, drying after water, and the 4 otitis signs: smell, redness, scratching, head shaking. Never cotton swabs in the canal and never alcohol.
Feline Hyperthyroidism: Signs, Treatment & Prognosis
Feline hyperthyroidism affects 10% of cats over 10. Classic sign: cat eats a lot but loses weight, restless, vomits, drinks lots of water. Confirmed via serum T4. Treatments: methimazole (Tapazole) lifelong OR radioiodine (definitive cure).
Feline Idiopathic Cystitis (FIC): Bloody Urine in Cats
Idiopathic cystitis (FIC) is the #1 cause of inappropriate urination in cats — sterile bladder inflammation triggered by stress. In male cats, it can become URETHRAL OBSTRUCTION (can't urinate) that KILLS in 24-48h. Go to vet NOW if your cat is visiting the litter box every 5 min with no urine.
Gastric Torsion (Bloat/GDV) in Dogs: Deep-Chest Emergency
Gastric torsion (GDV) is an EMERGENCY — a deep-chest dog (Great Dane, St. Bernard, Setter, Weimaraner) with distended belly + non-productive retching + drooling = rush to the vet NOW. Without surgery within 6h, mortality is 100%.
Gentamicin: uses, side effects and the kidney risk
Gentamicin is a potent injectable antibiotic against gram-negative bacteria, reserved for serious, monitored infections — its kidney and ear risks demand hydration, lab work and weight-based dosing. At home, in a drawer, it is not an option.
Ivermectin for dogs: uses, doses and the breed danger
Ivermectin is a potent, safe antiparasitic — at the right dose, for the right parasite, in the right breeds. The dose varies almost 100x between heartworm prevention and mange treatment, and the MDR1 gene makes the standard dose toxic in collies, shelties and relatives. Cattle injectable on a dog: never.
Periodontal Disease in Dogs: The #1 Silent Disease in Adult Dogs
Periodontal disease hits 80% of dogs 3+ years. Silent progression: gingivitis → periodontitis → bone loss → tooth falls. Bacteria enter bloodstream and affect heart, kidney, liver. Prevention: DAILY brushing + quality kibble + professional cleaning every 12-24 months. Prevention cost: $20/year. Advanced treatment: $600-1500.
Pyometra in Dogs: Uterine Emergency in Intact Females
Pyometra is a lethal uterine infection in intact females — 4-8 weeks after heat. Closed (closed cervix) is EMERGENCY in 24-72h. Signs: lethargy, drinking lots, purulent vulvar discharge (open) or distended belly (closed). Only treatment: emergency surgery.
Xylitol Kills Dogs in 30 Minutes: Signs and Antidote
Xylitol is the most underestimated pet poison in the kitchen. Toxic dose: 0.1g/kg. A typical piece of gum (0.3-1g) kills a small dog. Signs in 10-60 minutes: vomit, tremor, collapse. Rush to 24h vet. No antidote — aggressive support with IV glucose only.