When older adults face bacterial infections — such as bronchitis, UTIs, or post-surgical inflammation — fast and safe intervention is essential. But for many in Scottsdale’s 85255 ZIP code, frequent clinic visits are stressful, tiring, and often avoidable. That’s where Dr. Rebecca Cook steps in.

Dr. Cook offers in-home IV antibiotic therapy, allowing patients to start treatment without leaving their homes. She brings her medical expertise directly to the doorstep, using a personalized and clinically grounded approach to manage infections early, reduce symptoms quickly, and help older adults avoid hospitalization.

Two people holding hands with compassion at home, offering emotional support.

Why Home-Based IV Antibiotics Are a Game Changer

Older adults often experience slower recovery due to weakened immunity, comorbidities, and impaired drug absorption. Oral antibiotics sometimes take too long to work — or don’t reach therapeutic levels. IV therapy bypasses the digestive system entirely, delivering medication directly into the bloodstream for rapid action.

Conditions that respond well to home IV therapy include:

  • Acute bronchitis with fever, fatigue, or chronic lung issues
  • Recurrent urinary tract infections (UTIs) that don’t respond to oral antibiotics
  • Skin and soft tissue infections, including cellulitis or infected wounds
  • Post-surgical infections or complications requiring sterile monitoring

In 85255 neighborhoods like Troon, Grayhawk, and Windgate Ranch — where older residents may live independently but still require oversight — home IV therapy provides vital access to care without disruption.

Dr. Rebecca Cook: Geriatric Infection Management at Home

A board-certified geriatrician with 20+ years of clinical experience, Dr. Cook specializes in treating complex infections in older adults. Before administering any IV therapy, she conducts a full in-home clinical assessment, reviewing symptoms, comorbidities, vitals, recent labs, kidney function, and current medications.

Each antibiotic plan is customized. She considers drug compatibility, renal dosing, fluid balance, and possible side effects. During infusion, she remains available to adjust the protocol, manage discomfort, and address caregiver questions.

In many cases, she also coordinates lab testing, pharmacy delivery, and wound care as needed — providing hospital-grade oversight without the need for transportation.

Advantages of In-Home IV Antibiotic Therapy

Benefit Description
Accelerated Recovery IV medications act faster than oral alternatives and help prevent worsening symptoms.
Minimized Exposure to Hospital Risks Treating infections at home reduces the risk of exposure to resistant bacteria or hospital-acquired infections.
Doctor-Guided Therapy Dr. Cook manages every stage of care — from drug selection to follow-up — ensuring optimal outcomes.
Convenience for Families No need to arrange transport, wait in urgent care, or move frail loved ones between providers.
Reduced ER Visits and Readmissions Prompt in-home therapy prevents complications and helps patients stay out of hospitals.

When Should You Consider Home IV Antibiotics?

Dr. Cook recommends considering in-home IV treatment in the following cases:

  • The infection is moderate to severe, and oral antibiotics are unlikely to work fast enough.
  • The patient is dehydrated, weak, or unable to tolerate pills.
  • The caregiver reports increased confusion, fever, or functional decline.
  • There’s a high risk of complications due to age or comorbid conditions (e.g., diabetes, COPD).
  • The goal is to avoid ER visits or prevent hospital admission.

Each case is assessed individually, but patients in 85255 benefit from quick access to clinical judgment — and care delivered right where they need it.

Case Example: UTI with Confusion in a Homebound Patient

A 79-year-old resident of North Scottsdale began experiencing lethargy, confusion, and incontinence — common signs of a urinary tract infection in older adults. Dr. Cook evaluated her the same day, initiated IV antibiotic therapy, and monitored symptoms every 24 hours. Within 48 hours, the patient’s cognition returned, and she avoided a trip to the ER.

This case illustrates how in-home IV therapy can address infections early, protect brain function, and restore stability — all under physician care.


Dr. Cook’s in-home IV antibiotic therapy in 85255 helps older adults recover from infections safely, without leaving their residence. Her expertise ensures accurate diagnosis, responsive care, and comfort for both patient and family. Whether it’s treating a respiratory infection or managing post-op inflammation, timely care at home makes all the difference.

To explore more of Dr. Cook’s in-home services in 85255 or request a visit, contact her office today.

Updated: 2025-07-25