Fluoroquinolones, including CIPRO IV®, are associated with an increased risk of tendinitis and tendon rupture in all ages. This risk is further increased in older patients usually over 60 years of age, in patients taking corticosteroid drugs, and in patients with kidney, heart, or lung transplants I've been told by a pharmacist that the medication wouldn't be dangerous to use but would be less effective. Urinary tract infections lead to bladder infections which lead to kidney infections. Cipro dosage. Those who use oral suspension, 1 teaspoon of 5% suspension equals 250 milligrams and 1 teaspoon of 10% suspension equals 500 milligrams. How to get cipro! What is cipro. Canadian Prescription and Non Prescription Drugs for sale. A Canadian Pharmacy offering discounts on cheap prescriptions medications. Free samples for all orders. Online Drug Store. Canadian Pharmacy Online. As stated below, that is exactly why it came back. 5 days was enough to reduce the bacteria enough for you to feel better but not enough to kill it completely. Learn about Ciprofloxacin urinary tract infection (UTI) treatment, dosage, how long before ciprofloxacin works. Avoid systemic quinolones, like ciprofloxacin, in patients with a history of myasthenia gravis. Quinolones may exacerbate the signs of myasthenia gravis and lead to life threatening weakness of the respiratory muscles. DESCRIPTION. CIPRO XR (ciprofloxacin*) extended-release tablets contain ciprofloxacin, a synthetic antimicrobial agent for oral administration. CIPRO XR tablets are coated, bilayer tablets consisting of an immediate-release layer and an erosion-matrix type controlled-release layer. 1000mg extended release tablets q24h Prostatits: 500mg PO q12h / 400mg IV q12h x 28 days Uncomplicated gonococcal infections: 500mg PO x 1 dose Urinary tract infections (UTIs) are common in females, accounting for over 6 million patient visits to physicians per year in the United States. Cystitis (bladder infection) represents the majority of these infections (see the image below).