When Your Pharmacy Doesn't Have Cefuroxime

Your doctor prescribed Cefuroxime for an infection, and you need to start treatment — but the pharmacy says it's out of stock. You can't just wait around with a bacterial infection. So what are your options?

The good news is that several other antibiotics work similarly to Cefuroxime and can treat many of the same conditions. But you should never switch antibiotics on your own. Always talk to your doctor before taking a different medication. This guide will help you understand what alternatives exist so you can have an informed conversation with your prescriber.

What Is Cefuroxime and How Does It Work?

Cefuroxime (brand name Ceftin) is a second-generation cephalosporin antibiotic. It belongs to the β-lactam family of antibiotics, which work by attacking bacterial cell walls.

Specifically, Cefuroxime binds to proteins on the surface of bacteria called penicillin-binding proteins (PBPs). This stops bacteria from building and maintaining their cell walls. Without a functioning cell wall, the bacteria swell, burst, and die.

Cefuroxime is effective against a broad range of bacteria, including many gram-positive organisms (like Streptococcus and Staphylococcus) and gram-negative organisms (like Haemophilus influenzae, E. coli, and Klebsiella). For a more detailed explanation, see our post on how Cefuroxime works.

Doctors commonly prescribe Cefuroxime for:

• Sinus infections
• Ear infections
• Bronchitis and pneumonia
• Urinary tract infections
• Skin infections
• Early Lyme disease
• Strep throat and tonsillitis

For the full list of uses and dosing information, check out what is Cefuroxime: uses, dosage, and what you need to know.

Alternative 1: Cefdinir

Cefdinir is a third-generation cephalosporin that treats many of the same infections as Cefuroxime. It's available as capsules (300 mg) and oral suspension.

What it treats: Sinusitis, ear infections, bronchitis, pharyngitis, skin infections, and pneumonia.

How it compares:

• Cefdinir can be taken once or twice daily, which some patients find more convenient than Cefuroxime's twice-daily schedule.
• It has similar effectiveness for respiratory and ear infections.
• Cefdinir does not cover Lyme disease as well as Cefuroxime.
• Common side effects include diarrhea, nausea, and vaginal yeast infections.

Cost: Generic Cefdinir typically costs $10 to $25 for a standard course with a discount coupon.

Alternative 2: Cefpodoxime

Cefpodoxime (formerly sold as Vantin) is another third-generation oral cephalosporin with broader gram-negative coverage than Cefuroxime.

What it treats: Sinusitis, ear infections, bronchitis, pneumonia, urinary tract infections, skin infections, and gonorrhea.

How it compares:

• Cefpodoxime has broader coverage against gram-negative bacteria, which may be an advantage for UTIs.
• It's taken twice daily, similar to Cefuroxime.
• Like Cefdinir, it's not a first-line choice for Lyme disease.
• Side effects are similar: diarrhea, nausea, and abdominal discomfort.

Cost: Generic Cefpodoxime costs around $15 to $35 for a typical course with a coupon.

Alternative 3: Amoxicillin-Clavulanate (Augmentin)

Amoxicillin-Clavulanate, commonly known as Augmentin, is a penicillin-type antibiotic paired with a β-lactamase inhibitor. This combination gives it a broad spectrum similar to Cefuroxime.

What it treats: Sinusitis, ear infections, bronchitis, pneumonia, UTIs, skin infections, and bite wounds.

How it compares:

• Augmentin is one of the most commonly prescribed antibiotics in the U.S. and is widely available.
• It covers many of the same bacteria as Cefuroxime, plus some additional anaerobes.
• Augmentin is often used as a first-line treatment for sinus and ear infections.
• GI side effects (diarrhea, nausea) may be more pronounced with Augmentin than Cefuroxime.
• Not suitable if you have a true penicillin allergy.

Cost: Generic Amoxicillin-Clavulanate costs $10 to $30 for a typical course with a coupon.

Alternative 4: Cephalexin (Keflex)

Cephalexin (brand name Keflex) is a first-generation cephalosporin. It has a narrower spectrum than Cefuroxime but is very well established, inexpensive, and widely available.

What it treats: Skin infections, UTIs, strep throat, ear infections, and bone infections.

How it compares:

• Cephalexin has less gram-negative coverage than Cefuroxime, so it may not be appropriate for all infections.
• It's one of the cheapest antibiotics available — often under $10 for a full course.
• Typically dosed 2 to 4 times daily, which is less convenient.
• Very well tolerated with mild side effects.

Cost: Generic Cephalexin costs $4 to $15 for a typical course — one of the most affordable antibiotics on the market.

Important Reminders About Switching Antibiotics

• Always consult your doctor. Different antibiotics cover different bacteria. Your doctor chose Cefuroxime for a reason, and any switch needs medical oversight.
• Allergies matter. If you're allergic to penicillin, Augmentin is not an option. There's also a small (1-2%) cross-reactivity risk between penicillins and cephalosporins.
• Finish the full course. Whatever antibiotic you end up taking, complete the entire prescription. Stopping early can lead to antibiotic resistance.
• Check for interactions. If you take other medications, make sure your doctor reviews them before switching. See our post on Cefuroxime drug interactions for more context.

Final Thoughts

If you can't find Cefuroxime at your pharmacy, you have options. Cefdinir, Cefpodoxime, Amoxicillin-Clavulanate, and Cephalexin are all proven antibiotics that cover many of the same infections. Talk to your doctor about the best substitute for your specific situation.

Before switching, try using Medfinder to check if another pharmacy near you has Cefuroxime in stock — you may be able to fill your original prescription without changing medications at all. For more help locating the drug, see our guide on how to find Cefuroxime in stock near you.