Keflex vs Omnicef

Keflex
(Rx)
Omnicef
(Rx)
Keflex is an antibiotic.
Omnicef is an antibiotic.
Satisfaction Score
?
2.9
Moderately Satisfied
Satisfaction Score
?
2.7
Slightly Satisfied
Concern level
2.0
Concern level
2.1
Approval Date
+ -
January 4, 1971
December 4, 1997
Number of discussions around the web Number of discussions + -
23,024 Discussions
6,472 Discussions
Taken For
+ -
Condition
Number of posts
#1 for Infection
#2 for UTI
#3 for Mastitis
#4 for Ear Infection
Keflex is prescribed for Infection and UTI and is mostly mentioned together with these indications.
Condition
Number of posts
#1 for Ear Infection
#2 for Infection
#4 for Pneumonia
#5 for Bronchitis
Omnicef is prescribed for Ear Infection, Infection and Sinus Infections and is mostly mentioned together with these indications.
Side Effects and Concerns
+ -
Kef
Allergy
10
Nausea
3
Tiredness
2
Diarrhea
2
Anxiety
1
Hives
1
Penicillin Allergy
1
Dizziness
1
Cramping
1
Numbness
1
Omn
Allergy
10
Diarrhea
8
Vomiting
3
Hives
3
Tiredness
2
Nausea
2
Irritability
1
Dizziness
1
Cramping
1
Weakness
1
Compare concerns
By:
Keflex
Kef
Omnicef
Omn
Allergy
Kef
Omn
10
10
Nausea
Kef
Omn
3
2
Tiredness
Kef
Omn
2
2
Diarrhea
Kef
Omn
2
8
Anxiety
Kef
Omn
1
0
Hives
Kef
Omn
1
3
Penicillin Allergy
Kef
Omn
1
0
Dizziness
Kef
Omn
1
1
Cramping
Kef
Omn
1
1
Numbness
Kef
Omn
1
0
Allergy
Omn
Kef
10
10
Diarrhea
Omn
Kef
8
2
Vomiting
Omn
Kef
3
0
Hives
Omn
Kef
3
1
Tiredness
Omn
Kef
2
2
Nausea
Omn
Kef
2
3
Irritability
Omn
Kef
1
0
Dizziness
Omn
Kef
1
1
Cramping
Omn
Kef
1
1
Weakness
Omn
Kef
1
0
Pregnancy Category (FDA) OpenClose all pregnancy categories
+ -
a b c d x n
Category A
Adequate and well-controllted studies have failed to demonstrate a risk to the fetus in the first trimester of pregnancy (and there is no evidence of risk in later trimesters).
Category B
Animal reproduction studies have failed to demonstrate a risk to the fetus and there are no adequate and well-controlled studies in pregnant women.
Category C
Animal reproduction studies have shown an adverse effect on the fetus and there are no adequate and well-controlled studies in humans, but potential benefits may warrant use of the drug in pregnant women despite potential risks.
Category D
There is positive evidence of human fetal risk based on adverse reaction data from investigational or marketing experience or studies in humans, but potential benefits may warrant use of the drug in pregnant women despite potential risks.
Category X
Studies in animals or humans have demonstrated fetal abnormalities and/or there is positive evidence of human fetal risk based on adverse reaction data from investigational or marketing experience, and the risks involved in use of the drug in pregnant women clearly outweigh potential benefits.
Category N
FDA has not classified the drug.
close
B Category B
Before taking Keflex during pregnancy, consult your doctor or pharmacists to weigh the risks and benefits.
B Category B
Before taking Omnicef during pregnancy, consult your doctor or pharmacists to weigh the risks and benefits.
Alcohol warning
+ -
There may be a negative interaction between Keflex and alcohol.
Method of use
+ -
Pill
Pill
Dosages
+ -
Capsule: 250 mg, 500 mg, 750 mg
Suspension: 125 mg/5 mL, 250 mg/5 mL
Tablet: 500 mg
Suspension: 125 mg/5 mL, 250 mg/5 mL
Capsule: 300 mg
Food Instructions
+ -
No Food Instructions
No Food Instructions
Ingredients
+ -
Cephalexin Monohydrate
Cefdinir
Drug Interactions
+ -
Interaction between Keflex and Omnicef: Interaction not known, but may still exist. Always consult your doctor before taking these medications together. Do not stop taking the medications without a physician's advice.
Read more about:
Keflex
Read more about:
Omnicef
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We found 165 discussions
Treato does not review third-party posts for accuracy of any kind, including for medical diagnosis or treatments, or events in general. Treato does not provide medical advice, diagnosis or treatment. Usage of the website does not substitute professional medical advice.
The side effects featured here are based on those most frequently appearing in user posts on the Internet. The manufacturer's product labeling should always be consulted for a list of side effects most frequently appearing in patients during clinical studies. Talk to your doctor about which medications may be most appropriate for you.
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