The following side effects may get better over time as your body gets used to the medication. Let your healthcare provider know immediately if you continue to experience these symptoms or if they worsen over time.
Common Side Effects
- Diarrhea (14%)
- Change in taste (10%)
- Headache (7%)
Less Common Side Effects
- Stomach pain
- Nausea
- Vomiting
- Passing gas
- Upper respiratory infection
- Constipation
- Dizziness
- Rash
- Lack of energy
- Back pain
- Cough
Omeclamox-Pak serious side effects
Contact your healthcare provider immediately if you experience any of the following.
- Serious allergic reactions: trouble breathing, swelling of your face or tongue, swelling in your arms and legs, severe rash or hives, chest pain or tightness, racing heart, dizziness or fainting
- Severe skin reaction: rash, blistering or peeling of skin, hives, fever, painful sores in your mouth or around your eyes
- Infectious diarrhea (C. difficile-related diarrhea): rapid heart rate, fever, nausea, foul-smelling diarrhea, frequent bowel movements (even up to 15 times per day)
- Kidney problems: fever, rash, tiredness, nausea, loss of appetite
Source: DailyMed
The following Omeclamox-Pak side effects have also been reported
Side effects that you should report to your care team as soon as possible:
- Allergic reactions—skin rash, itching, hives, swelling of the face, lips, tongue, or throat
- Kidney injury—decrease in the amount of urine, swelling of the ankles, hands, or feet
- Lupus-like syndrome—joint pain, swelling, or stiffness, butterfly-shaped rash on the face, rashes that get worse in the sun, fever, unusual weakness or fatigue
- Redness, blistering, peeling, or loosening of the skin, including inside the mouth
- Severe diarrhea, fever
- Severe or prolonged vomiting or diarrhea
- Unusual vaginal discharge, itching, or odor
Side effects that usually do not require medical attention (report these to your care team if they continue or are bothersome):
- Change in taste
- Diarrhea
- Headache
