Omnicef (Cefdinir) belongs to the cephalosporin group of antibiotics.Omnicef (Cefdinir) is used to treat infections caused by susceptible strains on Omnicef, as follows:
- Otitis media (ear infection)
- Tonzilitis, pharyngitis (throat infection)
- Lower respiratory tract infections (bronchitis, pneumonia)
- Skin or soft tissue infection
Warning and precautions
Do not take Omnicef:
- If you are allergic (hypersensitive) to Omnicef, or other cephalosporin antibiotics such as:
Signs of an allergic reaction include:
- difficulty in swallowing or breathing,
- swelling of the lips, face, throat or tongue.
Do not take this medicine if the above applies to you. If you are not sure, talk to your doctor or pharmacist before taking cefixime. Check with your doctor or pharmacist before taking this medicine:
- If you are allergic to penicillin or other antibiotics
- If you have ever had gastrointestinal disease, particularly inflammatory bowel disease (colitis)
- Kidney problems
- If you are pregnant or breastfeeding or if you suspect that you are pregnant
If you are not sure whether recited above applies to you, ask your doctor or pharmacist before taking this medicine.
Use with other medicine (Interactions)
Please tell your doctor about any medicines you are taking or have recently taken, including medicines obtained without a prescription and herbal medicines.
Omnicef may affect the activity of another medicine and vice versa (probenecid). While using Omnicef you may not take antacids (medicines that neutralize stomach acid such as: magnesium hydroxide, aluminium hydroxide etc.).
You should also avoid use of rifampin or rifabutin. Omnicef alslo may decrease effects of contraceptives methods, so be carefful during sexual intercource. Please may note that this list is not complete!
Use with food and drinks
Omnicef can be taken with or without food.
Pregnancy and breast-feeding
Contact your doctor or pharmacist for advice before using this medicine if:
- If you are pregnant, you can get pregnant or you're not sure whether you are pregnant
- Breast-feeding or plan to breast-feed.
Omnicef should be administered during pregnancy only if the benefit of treatment outweighs the potential risks of application. Consult your doctor or pharmacist before you start using any medicine if you are pregnant or breast-feeding.
Driving and using machines
There are no data on the impact on fleet management and operation of the machines.
During treatment with Omnicef may occur a false positive laboratory analysis (direct Coombs test, glucose in the urine). If you need to make laboratory tests (such as blood and urine tests) note your doctor that you are taking Omnicef tablets.
Dosage and administration
|Infection||Dose (for adults)|
|Pneumonia||300 mg every 12 hours for 10-14 days|
|Bronchitis||300 mg every 12 hours for 5-10 days or 600 mg every 24 hours for 10 days|
|Tonsillitis and pharyngitis||300 mg every 12 hours for for 5-10 days or 600 mg every 24 hours for 10 days|
|Sinusitis||300 mg every 12 hours or 600 mg every 24 hours for 10 days|
|Skin or soft tissue infection||300 mg every 12 hours for 10 days|
|Infection||Dose (for children 6 months through 12 years)|
|Pneumonia||13 years or older: 300 mg orally every 12 hours for 10 to 14 days|
|Bronchitis||13 years or older: 300 mg orally every 12 hours for 5 to 10 days or 600 mg orally every 24 hours for 10 days|
|Tonsillitis and pharyngitis||7 mg/kg orally every 12 hours for 5 to 10 days or 14 mg/kg orally every 24 hours for 10 days|
|Sinusitis||7 mg/kg orally every 12 hours or 14 mg/kg orally every 24 hours for 10 days|
|Skin or structure infection||7 mg/kg orally every 12 hours for 10 days|
|Otitis media||7 mg/kg orally every 12 hours for 5 to 10 days or 14 mg/kg orally every 24 hours for 10 days|
If you apply more than the prescribed dose is, consult your doctor or pharmacist!
If you apply more medication than you should, contact your doctor or nearest hospital for help. Take medicine box with you, as this will facilitate its identification.
If you forget to take the medicine
If you forget to take medication, do not use double dose later. Simply continue to use the medicine according to the usual schedule. If you missed medication applied, please do so as soon as possible, and then proceed with its application to the usual schedule and suitably.
Stop taking the medicine and contact your doctor immediately if:
- You have an allergic reactions (may occur swelling of the lips, tongue, and/or throat, and the faces, which may be a cause of difficulty in swallowing or breathing, swelling of the hands and feet or ankles).
- Gastrointestinal disorders. Possible side effects include gastrointestinal disturbances such as
- abdominal pain. Antibiotics should always be prescribed with caution in patients with a history of gastrointestinal disease, particularly colitis. Omnicef may cause diarrhea, colitis associated with the use of antibiotics and pseudomembranous colitis!
- Dark urine
- Change in the amount of urine
- Reddish stool
- Sore throat
- Heavier menstrual periods
- Loss of appetite
- Yellow eyes or skin (jaundice)
- Genital pruritus (genital itching) and vaginitis (inflammation of the vagina)
- Pain during sexual intercourse
- Dry mouth
- Insomnia (unable to sleep)