Cefaclor
About Cefaclor
Cefaclor is an oral antibiotic prescribed to treat a wide variety of bacterial infections, such as those affecting the ears, lungs, throat, skin, and urinary tract. It works specifically against bacteria and is not effective for viral infections like the common cold or flu. Your doctor will determine the appropriate duration of treatment based on the severity and location of your infection.
To ensure the medication works effectively, it is crucial to take Cefaclor at consistent, evenly spaced times throughout the day. It can generally be taken with or without food, though taking it with a meal can help reduce potential stomach discomfort. While taking this medication, maintaining proper hydration and getting sufficient rest will help support your body's natural recovery process.
Most patients tolerate Cefaclor well, though some may experience mild side effects like nausea or mild diarrhea. However, if you develop severe, watery diarrhea, a persistent skin rash, or swelling of the face, you must contact your doctor immediately. These symptoms require urgent medical evaluation to ensure your safety.
Do not take this if you have a history of severe allergic reactions to similar antibiotics, such as cephalosporins or penicillins. It is important to talk to your doctor before starting Cefaclor if you have kidney disease, a history of severe stomach or bowel problems, or if you have recently had severe diarrhea from antibiotics.
Certain medications, such as antacids or blood thinners, can interact with Cefaclor, so you should discuss your current prescriptions with your pharmacist. It is also wise to limit alcohol consumption during treatment to avoid worsening stomach upset or dizziness. If you are pregnant, breastfeeding, or managing health conditions as an older adult, consult your doctor to ensure this medication is appropriate for you.
Uses of Cefaclor
• Treats urinary tract infections (UTIs): Cefaclor helps eliminate bacteria causing bladder and kidney infections.
• Manages respiratory tract infections: It is effective in treating pneumonia and bronchitis by killing the bacteria that cause these infections.
• Treats ear infections: It is used to treat conditions like otitis media to relieve pain and inflammation.
• Relieves nasal and sinus infections: It helps clear bacterial infections of the nose and sinuses.
• Treats throat infections: It acts effectively against pharyngitis and tonsillitis, reducing sore throat and swelling.
• Manages skin and soft tissue infections: It is useful in treating cellulitis, boils, and other bacterial skin conditions.
Medicinal Benefits
Cefaclor helps treat bacterial infections by eliminating the bacteria responsible for the illness and supporting a faster recovery. By controlling the infection, it helps relieve symptoms and restore overall health and well-being. Benefits may include:
- Helps treat a wide range of susceptible bacterial infections.
- Supports faster recovery by eliminating infection-causing bacteria.
- Helps relieve symptoms such as fever, pain, inflammation, and discomfort associated with infection.
- Reduces the risk of the infection spreading to other parts of the body.
- Supports complete resolution of infection when the full course is taken as prescribed.
- Helps reduce the likelihood of infection recurrence by effectively clearing bacteria.
Directions for Use
- Cefaclor can be taken with or without food, as advised by your doctor.
- Follow your doctor's instructions on the dosage and timing of this medication to ensure safety.
- Swallow Cefaclor as a whole with a glass of water.
- Do not crush, break, or chew it.
Storage
Side Effects of Cefaclor
Common Side Effects (Usually mild):
- Nausea or vomiting
- Upset stomach or mild diarrhea
- Headache
- Mild skin itching
Serious Side Effects (Call a doctor right away):
- Severe, watery, or bloody diarrhea accompanied by stomach cramps
- Signs of a severe allergic reaction, such as hives, swelling of the face, lips, tongue, or throat, and difficulty breathing
- Yellowing of the eyes or skin (signs of liver issues)
- Joint pain, fever, or a severe skin rash occurring days after starting the medicine
Medicines Containing this Salt
View AllDrug Warnings
- Complete the full course of treatment: Continue taking Cefaclor for the entire prescribed duration, even if your symptoms improve before the medicine is finished, to help prevent the infection from returning.
- Shake the suspension before use: If you are using the liquid form, shake the bottle well before each dose to ensure the medicine is evenly mixed.
- Measure doses accurately: Always use the measuring syringe, cup, or dosing device supplied with the medicine to ensure the correct dose is taken.
- Monitor for unusual symptoms: Contact your doctor promptly if you develop a new skin rash, joint pain, high fever, or other unexpected symptoms during treatment.
- Inform healthcare providers before laboratory tests: Tell your doctor, dentist, or laboratory personnel that you are taking Cefaclor, as it may occasionally interfere with certain urine glucose test results.
Drug Interactions
- Antacids: Antacids containing magnesium or aluminum can reduce the absorption of Cefaclor if taken at the same time. Space these medications several hours apart.
- Oral anticoagulants (blood thinners): Cefaclor can sometimes increase the blood-thinning effects of medications like warfarin, raising the risk of bleeding. Your doctor may need to monitor your blood clotting levels.
- Gout medicine (e.g., Probenecid): This medication can slow down the clearance of Cefaclor from your kidneys, leading to higher and longer-lasting levels of the antibiotic in your body.
Drug-Drug Interactions Checker List:
Safety Advice
Alcohol
unsafeAvoid consumption of alcohol with Cefaclor as it may increase the risk of adverse effects.
Pregnancy
consult your doctorCefaclor is a category B pregnancy drug and is given to pregnant women only if the doctor thinks the benefits outweigh the risks. Please consult a doctor if you are pregnant or planning to become pregnant.
Breast Feeding
consult your doctorCefaclor may be excreted in small amounts into breast milk. It should be used during breastfeeding only if clearly recommended by your doctor, after carefully assessing the potential benefits and risks.
Driving
safe if prescribedCefaclor usually does not affect your ability to drive or operate machinery.
Liver
cautionTake Cefaclor with caution, especially if you have a history of Liver diseases/conditions. The dose may be adjusted by your doctor as required.
Kidney
cautionTake Cefaclor with caution, especially if you have a history of Kidney diseases/conditions. The dose may be adjusted by your doctor as required.
Children
unsafeCefaclor is not recommended for children. Please consult the doctor if you have any concerns regarding this.
Habit Forming
Diet & Lifestyle Advise
- Support your gut: Consider taking a probiotic supplement or consuming fermented foods like yogurt to help restore your gut bacteria, spacing them at least two hours apart from your antibiotic dose.
- Stay hydrated: Drink plenty of water throughout the day to help your kidneys filter the medication and to keep your body hydrated during recovery.
- Prioritize rest: Allow your body ample sleep and physical rest so your immune system can focus its energy on clearing the infection.
- Avoid alcohol: Refrain from drinking alcohol while on this medication, as it can worsen gastrointestinal side effects and contribute to dehydration and fatigue.
Special Advise
If you are about to undergo blood or urine tests, please inform your doctor that you are taking Cefaclor, as it may interfere with the results of these tests.
Patients Concern
Disease/Condition Glossary
Bacterial infection: It is a condition in which harmful bacteria grow in the body and cause infection. It can target any part of the body and multiply very quickly. Bacteria come in three basic shapes, namely spherical, rod-shaped, or spiral-shaped. Bacteria may be gram-positive (have thick cell walls) or gram-negative (do not have cell walls). Appropriate tests are done to identify bacterial strains, and based on the results, proper medication is prescribed. Some common symptoms of bacterial infection include cough, fever, and tiredness.
FAQs
Cefaclor belongs to the class of antibiotics. It is used to treat several bacterial infections of the urinary tract, respiratory tract, ears, nose, throat, skin and soft tissue.
Cefaclor contains Cefaclor, an antibiotic that works by interfering with the formation of the bacterial cell wall (a protective covering) that is necessary for their survival. Thereby, it damages the bacterial cell wall and kills bacteria.
Yes, Cefaclor may be used to treat a lung infection caused by bacteria. Cefaclor is an antibiotic that kills bacteria and prevents the spread of infection.
Cefaclor may cause diarrhoea as a common side effect. However, if the condition persists, worsens, or if you notice blood or mucus in stools, avoid taking Cefaclor and consult a doctor immediately.
Cefaclor should be used with caution in patients receiving dialysis (process of filtration and purification of blood using a machine). Therefore, if you are receiving dialysis, please inform your doctor before taking Cefaclor so that the dose may be adjusted accordingly.
You are not recommended to take Cefaclor with warfarin as co-administration of these two medicines may increase the risk of bleeding more easily. However, please consult your doctor before taking Cefaclor with other drugs.
No, Cefaclor is not used to treat viral infections. Cefaclor is an antibiotic which is used to treat only bacterial infections.
You are not recommended to stop taking Cefaclor without consulting your doctor, as it may worsen the infection or cause recurring symptoms. Therefore, take Cefaclor for as long as your doctor has prescribed it. If you experience any difficulty while taking Cefaclor, please consult your doctor.
It depends on the severity of your allergy. Some people with a penicillin allergy may experience cross-reactivity and have an allergic reaction to this medication. Tell your doctor about the exact nature of your penicillin allergy. Talk to your doctor or pharmacist before starting treatment.
Yes, you can take Cefaclor with milk or other dairy products. Unlike some other classes of antibiotics, dairy does not interfere with the absorption of this medication, and taking it with milk may help prevent stomach upset.
It is recommended to avoid alcohol during your treatment. Alcohol does not stop the antibiotic from fighting the infection, but it can worsen side effects like dizziness, drowsiness, and stomach upset, and it can delay your body’s natural healing process.
Most patients begin to feel better within 48 to 72 hours of starting the medication as the bacteria are cleared. However, you must keep taking the medication for the entire duration prescribed to ensure the infection is completely gone. Talk to your doctor if your symptoms do not improve after a few days.

