Nitrofurantoin Macrocrystal
Brand names: Nitrofurantoin
Part of: Common antibiotics
At a glance
- Medicare prescriptions, 2024
- 388,216
- Medicare drug cost
- $11.5M
- Average cost per prescription
- $29.71
- Clinicians who prescribed it
- 14,544
Where it is prescribed
List the prescribers in any state, county, city or ZIP code →
What it is used for
Nitrofurantoin oral suspension is indicated in adults and pediatric patients 1 month of age and older for the treatment of urinary tract infections due to susceptible strains of Escherichia coli, Enterococcus species, Staphylococcus aureus, Klebsiella species and Enterobacter species.
From the FDA-approved prescribing information (label dated August 2025). Full labels on DailyMed (opens in a new tab)
Who prescribes it
- Urology 29.9%
- Nurse Practitioners 21.5%
- Family Medicine 16.2%
- Internal Medicine 15.0%
- Physician Assistants 7.6%
- Urogynecology 2.4%
- General Practice 1.7%
- Geriatric Medicine 1.5%
- OB-GYN (Obstetrics & Gynecology) 1.3%
- Nephrology (Kidney) 0.6%
- Infectious Disease 0.5%
- Hospitalist 0.3%
All prescribers, by place, name or specialty →
Share of Medicare prescriptions written by each specialty. Select one to list its prescribers.
Trend, 2019–2024
Medicare prescriptions fell 1% from 2019 to 2024.
Biggest change by state since 2019
- Maryland +23%
- Florida +16%
- Alabama +16%
- Georgia +8%
- Texas +8%
- New Mexico (smallest change) −23%
- Wisconsin (smallest change) −21%
From CMS’s yearly state and national Part D summaries, which count every prescriber, including those CMS leaves out of its per-clinician data (fewer than 11 prescriptions). That is why these totals are higher than the count at the top of this page. Prescriptions include refills.
What it looks like
Pills from 5 makers on file. The same medicine can look different depending on who made it, so check the imprint (the letters and numbers on the pill) with your pharmacist if a refill looks different.
American Health PAckaging
| Strength | Looks like | Imprint |
|---|---|---|
| 50 mg | white capsule, 16 mm | LS 411 |
| 100 mg | blue capsule, 18 mm | LS 412 |
Camber Pharmaceuticals, Inc.
| Strength | Looks like | Imprint |
|---|---|---|
| 25 mg | yellow suspension | |
Nucare Pharmaceuticals,inc.
| Strength | Looks like | Imprint |
|---|---|---|
| 25 mg / 75 mg nitrofurantoin monohydrate | yellow capsule, 22 mm | 101 |
Pd-Rx Pharmaceuticals, Inc.
| Strength | Looks like | Imprint |
|---|---|---|
| 100 mg | blue capsule, 18 mm | LS 412 |
Redpharm Drug
| Strength | Looks like | Imprint |
|---|---|---|
| 100 mg | blue capsule, 18 mm | LS 412 |
Source: DailyMed (U.S. National Library of Medicine), from each maker’s FDA drug listing. A few makers are shown, not every one. Never take a pill you can’t identify; ask a pharmacist.
Industry payments about this drug
No industry payments to clinicians named this drug in 2025.
Recalls and shortages
Not on the FDA drug shortage list.
No FDA-reported recalls since 2020.
Sources: CMS Medicare Part D Prescribers by Provider and Drug (2024; prescriptions include refills, and CMS hides counts under 11 per prescriber); U.S. Food and Drug Administration, openFDA (drug labels, NDC directory, enforcement reports, drug shortages); CMS Open Payments 2025; ClinicalTrials.gov. General information only, not medical advice; not yet reviewed by our medical reviewer.