Cedax

Ce·dax (sdks)

A trademark for the drug ceftibuten.

---

Cedax,

a trademark for an oral cephalosporin (ceftibuten).

---

ceftibuten

Cedax

Pharmacologic class: Third-generation cephalosporin

Therapeutic class: Anti-infective

Pregnancy risk category B

Action

Interferes with bacterial cell-wall synthesis and division by binding to cell wall, causing cell to die. Active against gram-negative and gram-positive bacteria, with expanded activity against gram-negative bacteria. Exhibits minimal immunosuppressant activity.

Availability

Capsules: 400 mg

Oral suspension: 90 mg/5 ml, 180 mg/5 ml

⊘Indications and dosages

➣ Acute bacterial exacerbations of chronic bronchitis caused by Haemophilus influenzae, Moraxella catarrhalis, and Streptococcus pneumoniae; pharyngitis and tonsillitis caused by Streptococcus pyogenes; acute bacterial otitis media caused by H. influenzae, M. catarrhalis, and S. pyogenes

Adults and children ages 12 and older: 400 mg P.O. q 24 hours for 10 days

Children ages 12 and younger: 9 mg/kg P.O. daily for 10 days. Maximum dosage shouldn't exceed 400 mg daily.

Dosage adjustment

• Renal impairment

Off-label uses

• Urinary tract infections

Contraindications

• Hypersensitivity to cephalosporins and penicillins

Precautions

Use cautiously in:
• renal impairment, hepatic disease, biliary obstruction, phenylketonuria
• history of GI disease
• elderly patients
• pregnant or breastfeeding patients
• children.

Administration

• Obtain specimens for culture and sensitivity testing as necessary before starting therapy.
• Give oral suspension at least 1 hour before or 2 hours after a meal.

Route	Onset	Peak	Duration
P.O.	Rapid	3 hr	24 hr

Adverse reactions

CNS: headache, lethargy, paresthesia, syncope, seizures

CV: hypotension, palpitations, chest pain, vasodilation

EENT: hearing loss

GI: nausea, vomiting, diarrhea, abdominal cramps, oral candidiasis, pseudomembranous colitis

GU: vaginal candidiasis, nephrotoxicity

Hematologic: lymphocytosis, eosinophilia, bleeding tendency, hemolytic anemia, hypoprothrombinemia, neutropenia, thrombocytopenia, agranulocytosis, bone marrow depression

Hepatic: hepatic failure, hepatomegaly

Musculoskeletal: arthralgia

Respiratory: dyspnea

Skin: urticaria, easy bruising, maculopapular or erythematous rash

Other: chills, fever, superinfection, anaphylaxis, serum sickness

Interactions

Drug-drug. Aminoglycosides, loop diuretics: increased risk of nephrotoxicity

Probenecid: decreased excretion and increased blood level of ceftibuten

Drug-diagnostic tests. Alanine aminotransferase, alkaline phosphatase, aspartate aminotransferase, bilirubin, blood urea nitrogen, creatinine, eosinophils, gamma-glutamyltransferase, lactate dehydrogenase: increased levels

Coombs' test, urinary 17-ketosteroids, nonenzyme-based urine glucose tests (such as Clinitest): false-positive results

Hemoglobin, platelets, white blood cells: decreased values

Drug-herbs. Angelica, anise, arnica, asafetida, bogbean, boldo, celery, chamomile, clove, danshen, fenugreek, feverfew, garlic, ginger, ginkgo, ginseng, horse chestnut, horseradish, licorice, meadowsweet, onion, papain, passionflower, poplar, prickly ash, quassia, red clover, turmeric, wild carrot, wild lettuce, willow: increased risk of bleeding

Patient monitoring

• Assess CBC and kidney and liver function test results.
• Monitor for signs and symptoms of superinfection and other serious adverse reactions.
• Be aware that cross-sensitivity to penicillins may occur.

Patient teaching

• Instruct patient to take oral suspension at least 1 hour before or 2 hours after a meal.
• Inform diabetic patient that oral suspension contains 1 g sucrose per teaspoon.
• Advise patient to continue to take full amount prescribed even when he feels better.
• Tell patient to report signs and symptoms of allergic response and other adverse reactions, such as rash, easy bruising, bleeding, severe GI problems, or difficulty breathing.
• As appropriate, review all other significant and life-threatening adverse reactions and interactions, especially those related to the drugs, tests, and herbs mentioned above.

---

Cedax®

Ceftibuten, see there