Key Specs:
Best For: Adult cats diagnosed with urinary crystals, struvite stones, or recurring bladder issues
Formulated For: Veterinary-guided management, not everyday casual feeding
Why Vets Recommend It: Low magnesium levels plus a controlled mineral profile that discourages crystal formation
Available Online At: Petshub.pk, stocking genuine Royal Canin Urinary SO Cat Food in 1.5 Kg packs
Cat straining in the litter box, or running there too often? Royal Canin Urinary SO Cat Food is built exactly for that problem.
It’s a vet-recommended formula for cats with urinary crystals or stones, not an everyday food. Best results follow a proper vet check-up, so the right feeding plan matches your cat’s actual condition.
Pack Size & Price of Royal Canin Urinary SO Cat Food
| Pack Size | Price at Petshub |
| 1.5 Kg | ₨10,500 (was ₨11,000) |
Micromanaging Your Cat’s Bladder Health
All of you must be aware of the term kidney/ bladder stones… scientifically, they are called struvite crystals. They form when urine contains too much magnesium and phosphorus at the wrong pH. When left untreated, a mild case can turn into a painful blockage fast… Especially in male cats, whose narrower urethras make blockages more dangerous.
Red Flags
The warning signs most owners notice first are:
- Frequent trips to the litter box with little output
- Visible blood
- Straining to urinate
3 Fronts, 1 Solution: Royal Canin Urinary SO Cat Food
It works on three targets:
- Dilutes urine so minerals stay dissolved rather than crystallizing
- Lowers magnesium intake to slow struvite formation
- Shifts urinary pH toward a range where existing struvite stones actually dissolve
Target, Dissolve, Protect: The S/O Formula
| What It Does | How |
| Dissolves struvite stones | Reduced magnesium, acidified urine |
| Prevents calcium oxalate stones | Controlled mineral balance |
| Lowers crystal risk | RSS methodology (A scientific calculation used to assess and predict the likelihood of mineral crystals and urinary stones (uroliths) forming in urine) limits ion concentration |
| Encourages urine dilution | Higher moisture draw, increased urine volume |
RSS, or relative supersaturation, is the actual science behind the S/O naming. That number measures how saturated urine is with stone-forming minerals, and the formula is engineered to keep saturation low enough that new crystals struggle to form in the first place.
What to Expect From Feeding This Formula
Mostly, veterinarians prescribe this formula for five to twelve weeks to dissolve existing struvite stones. Then continue it longer term if a cat’s history shows stones keep recurring. Well, portion size depends on body weight and activity level, so the real feeding chart below is the one to follow rather than any generic number.
| Cat Weight | Low Activity | Medium Activity | High Activity |
| 2 kg | 26 g | 33 g | 39 g |
| 3 kg | 35 g | 44 g | 52 g |
| 4 kg | 43 g | 53 g | 64 g |
| 5 kg | 50 g | 63 g | 75 g |
| 6 kg | 57 g | 71 g | 85 g |
Note: Water intake matters just as much as the food itself here. Cats on Urinary SO benefit from wet food mixed in or a fountain-style water bowl, since more fluid intake means more dilute urine and less mineral concentration overall.
Price and Availability in Pakistan
Petshub.pk stocks genuine Royal Canin Urinary SO Cat Food 1.5 Kg packs ship nationwide, with cash-on-delivery available everywhere. Same-day dispatch from Lahore. Islamabad and Rawalpindi orders typically land within 48 hours. Call 0306-0357535 for order support, since import pricing can shift from time to time.
Get Fresh Royal Canin S/O at Petshub
Prescription Care You Can Trust!
- Genuine imported stock, not a repackaged or reformulated local copy
- Honest guidance on whether a cat’s symptoms sound like something a vet visit should catch first
- Batch and expiry details available on request
- Nationwide delivery with cash-on-delivery covering the whole country
FAQs
Can I buy Royal Canin Urinary SO Cat Food without a vet’s diagnosis first?
Technically yes, but doing so isn’t recommended. Targeted urinary formulas offer no real benefit to a cat without crystals or stones, and skipping the vet visit means skipping the diagnosis an actual problem might need.
How long until stones actually dissolve?
Most struvite cases respond within five to twelve weeks of consistent feeding, based on Royal Canin’s own veterinary guidance. Calcium oxalate stones don’t dissolve through diet alone and may need a different treatment approach entirely.
Can my cat go back to regular food after stones clear?
Only under a vet’s direction. Some cats need Urinary SO long term to prevent recurrence, while others transition back successfully. That call belongs to whoever diagnosed the original problem.
Any warning signs that alarm me to visit a vet before trying this food?
The following warrant signs requiring same-day veterinary attention, especially in male cats where blockages can turn dangerous quickly:
- Straining to urinate
- Visible blood
- Frequent litter box trips with little output
- Cat avoiding the litter box entirely







Hafsa –
Easy to order and collect from rider
Fast delivery, thanks
Aiman –
Great Pet Store , speedy delivery.
Iqra –
Convenient service, with fast delivery and a good selection of veterinary products