PRN Pharmacal

Vet-trusted, science-driven support for dogs, cats & horses.
Shop PRN Pharmacal’s condition-specific formulas for joint comfort, calm behavior, urinary control, and targeted nutrition.

 

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Proin ER Chewable Tablets for Dogs, 74 mg - 30 Tablets Proin ER Chewable Tablet for Dogs, 74 mg

Proin ER Chewable Tablets for Dogs, 74 mg

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Prozyme® Powder For Dogs & Cats Prozyme® Powder For Dogs & Cats

Prozyme Powder For Dogs & Cats

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$14.11
OPTIMA 365™ for Dogs and Cats OPTIMA 365™ for Dogs and Cats

OPTIMA 365 Essential Skin and Coat Supplement for Dogs and Cats

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Mycodex® Plus Environmental Control™ Aerosol Household Spray 16oz Mycodex® Plus Environmental Control™ Aerosol Household Spray 16oz

Mycodex Plus Environmental Control Aerosol Household Spray (16-oz)

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$18.90
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Proin Chewable Tablets for Dogs, 50mg - 180 tablets Proin Chewable Tablets for Dogs, 50mg

Proin Chewable Tablets for Dogs, 50mg

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$0.77
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Proin ER Chewable Tablets for Dogs, 145 mg - 30 Tablets Proin ER Chewable Tablet for Dogs, 145 mg

Proin ER Chewable Tablets for Dogs, 145 mg

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Felycin-CA1 Sirolimus Delayed-Release Tablets for Cats - 0.4mg tablet Package insert for a medication with safety and usage warnings on a white background

Felycin-CA1 (Sirolimus Delayed-Release) Tablets for Cats, 12 tablets

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Proin ER Chewable Tablets for Dogs, 38mg - 30 tablets Proin ER Chewable Tablet for Dogs, 38mg

Proin ER Chewable Tablets for Dogs, 38mg

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Duralactin® Canine Chewable Joint Health Supplement Tablets for Dogs Duralactin® Canine Chewable Joint Health Supplement Tablets for Dogs

Duralactin Canine Chewable for Dogs

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Proin ER Chewable Tablets for Dogs, 18mg - 30 Tablets Proin ER Chewable Tablet for Dogs, 18mg

Proin ER Chewable Tablets for Dogs, 18mg

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Proin Chewable Tablets for Dogs, 25mg - 180 Tablets Proin Chewable Tablets for Dogs, 25mg

Proin Chewable Tablets for Dogs, 25mg

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Duralactin for Cats (60 capsules)

Duralactin for Cats (60 capsules)

$19.73
$15.79 Save 20% today, 10% off on every renewal.
Duralactin Feline L-Lysine Paste (32.5 ml syringe) Duralactin Feline L-Lysine Paste (32.5 ml syringe)

Duralactin Feline L-Lysine Paste (32.5 ml syringe)

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$11.75
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Duralactin® Canine Joint Health Supplement Soft Chews for Dogs Duralactin® Canine Joint Health Supplement Soft Chews for Dogs

Duralactin Canine Soft Chews for Dogs

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Calsorb™ For Dog 12mL

Calsorb Calcium Supplement for Dogs (12-mL)

$12.64
$10.12 Save 20% today, 10% off on every renewal.
Liqui-Tinic 4X Concentrated Vitamin & Mineral Supplement - Nutrients & Supplements 1 Liqui-Tinic 4X Concentrated Vitamin & Mineral Supplement - 2 oz - Nutrients & Supplements 2

Liqui-Tinic 4X Concentrated Vitamin & Mineral Supplement

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Reconcile® 8mg Chew Tablets For Dogs Reconcile (fluoxetine) Chewable Tablets For Dogs - 8-mg / 30 Tablets - Calming & Behavior 2

Reconcile (fluoxetine) Chewable Tablets For Dogs

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Pet Pillers For Cat & Dog

Pet Piller For Cats & Dogs

$2.99
$2.40 Save 20% today, 10% off on every renewal.
Duralactin for Cats (60 soft chews) Duralactin for Cats (60 soft chews)

Duralactin Feline + Fatty Acids Joint Health & Inflammation Soft Chews for Cats, 60-count

$21.48
$17.19 Save 20% today, 10% off on every renewal.
Duralactin Canine Joint Plus Soft Chews Duralactin Canine Joint Plus Soft Chews

Duralactin Canine Joint Plus Soft Chews

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Endosorb® Bolus 50ct

PRN Pharmacal Endosorb 50 Bolus for Pets

$72.58
$58.07 Save 20% today, 10% off on every renewal.
CoproBan® Soft Chews For Dogs & Cats (40ct) CoproBan® Soft Chews For Dogs & Cats (40ct)

CoproBan Coprophagia Stool Eating Deterrent Soft Chews for Dogs & Cats (40ct)

$32.37
$25.90 Save 20% today, 10% off on every renewal.
Endosorb® Suspension Gal Endosorb Suspension Sweetened for Pets - 4-oz - Anti-Diarrheal Supplement 2

Endosorb Suspension Sweetened for Pets

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Endosorb® Tablets( For Dogs & Cats ) 500ct

PRN Pharmacal Endosorb 500 Tablets

$125.85
$100.68 Save 20% today, 10% off on every renewal.

About PRN Pharmacal

PRN Pharmacal was founded in 1978 by four veterinary professionals who wanted to meet needs often ignored in animal health. The name comes from the Latin phrase “Pro Re Nata,” which means “as the circumstance arises.” This reflects the company’s focus on providing solutions whenever animals require care. The mission is to improve products and services so that animals receive safe and effective support. PRN Pharmacal is employee owned and follows strict quality standards in every step of production. Over the years it has built trust with veterinarians and pet owners through reliable products and practical solutions. Its expertise covers pharmaceuticals, nutritional therapeutics, supplements, parasite control, and other important areas. With a strong history and commitment to innovation, PRN Pharmacal is a brand people can depend on for the health of their animals.

PRN Pharmacal Products Offered By HardyPaw

  • Pharmaceuticals: Reliable veterinary medications like PROIN ER™ and Reconcile® designed to treat conditions and improve animal health.
  • Nutritional Therapeutics: Targeted formulas such as CitraVet® that help support pets’ wellness and provide essential nutrients for health.
  • Nutritional Supplements: Easy-to-use options like Duralactin® that promote joint function, urinary health, and daily vitality in all pets.
  • Gastrointestinal Support: Gentle yet effective solutions, including Entero Health™, that maintain digestive balance and relieve stomach issues.
  • Parasite Control: Proven treatments like Adams™ sprays and shampoos that protect animals from fleas, ticks, and harmful parasites.
  • Surgical & Wound Care: Veterinary-grade supplies such as Monofilament Sutures that ensure safe wound management and faster recovery.
  • Drug Delivery: Innovative product forms like extended-release tablets that improve ease of use, palatability, and compliance for pets.

Why Choose HardyPaw for PRN Pharmacal

  • Certified Pharmacy: HardyPaw is an NABP-authenticated pharmacy offering only veterinarian-approved and genuine medications to ensure pet safety.
  • Strict Quality Assurance: They source products from licensed manufacturers with stringent standards to avoid counterfeits or unsafe medicines.
  • Affordable Vet-led Care: HardyPaw blends reasonable pricing with expert oversight so you get value and reliable pet therapies.
  • Wide Product Range: From prescription drugs to wellness supplements and grooming, HardyPaw covers all pet health and care needs.

Frequently Asked Questions About PRN Pharmacal

Q1: What conditions does PRN Pharmacal PROIN ER™ treat in dogs?

Ans: PROIN ER™ is prescribed for the management of urinary incontinence caused by urethral sphincter hypotonus in dogs. It helps improve bladder control by strengthening the urethral sphincter, reducing urine leakage, and enhancing comfort.

Q2: How does Reconcile® help dogs with behavioral issues?

Ans: Reconcile® contains fluoxetine hydrochloride and is used alongside behavior modification training to manage canine separation anxiety. It supports positive behavioral changes by balancing brain chemicals, making training more effective, and reducing stress-related destructive behaviors.

Q3: What is Duralactin® used for in pets?

Ans: Duralactin® is a nutritional supplement that supports healthy joint function and helps manage inflammation in dogs and cats. Its patented milk protein concentrate provides long-term benefits, improving mobility and comfort without the side effects linked to NSAIDs.

Q4: Can CitraVet® help support urinary health in pets?

Ans: Yes, CitraVet® is a potassium citrate supplement that supports urinary tract health by reducing stone formation risk. It helps maintain proper urinary pH levels, which supports kidney function and long-term bladder health in dogs and cats.

Q5: Is PRN Pharmacal safe for long-term use in pets?

Ans: PRN Pharmacal products are manufactured under strict current Good Manufacturing Practices (cGMP) to ensure consistent safety and effectiveness. Veterinarians often recommend them for long-term care, but ongoing supervision and dosage adjustments are essential for optimal results.