Drug interactions between Bactrim and Cefdinir
This is a real world study of Bactrim and Cefdinir drug interactions. The study is created by eHealthMe based on 77 reports from FDA.
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What are the drugs
Bactrim has active ingredients of sulfamethoxazole; trimethoprim. It is used in urinary tract infection, infection, acne, sinusitis, mrsa infection, carbunculosis.
Cefdinir has active ingredients of cefdinir. It is used in sinusitis, otitis, infection, strep throat, sinus congestion, sore throat.
On May, 12, 2013: 77 people who reported to have interactions when taking Bactrim, Cefdinir are studied

Drug combinations in study:
- Bactrim (sulfamethoxazole; trimethoprim)
- Cefdinir (cefdinir)
Most common interactions experienced by people in the use of Bactrim, Cefdinir:
(click on each outcome to view in-depth analysis, incl. how people recovered)| Interaction | Number of reports | |
| 1 | Vomiting | 48 |
| 2 | Pyrexia | 40 |
| 3 | Anxiety | 35 |
| 4 | Diarrhoea | 32 |
| 5 | Nausea | 21 |
| 6 | Pain | 20 |
| 7 | Weight Decreased | 16 |
| 8 | Anaemia | 15 |
| 9 | Headache | 14 |
| 10 | Constipation | 14 |
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Most common interactions experienced by people in long term use of Bactrim, Cefdinir:
(click on each outcome to view in-depth analysis, incl. how people recovered)| Interaction | Number of reports | |
| 1 | Stevens-johnson Syndrome | 2 |
| 2 | Hypertension | 2 |
| 3 | Dehydration | 1 |
| 4 | Pulmonary Oedema | 1 |
| 5 | Erythema Nodosum | 1 |
| 6 | Pneumonia | 1 |
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Top conditions involved for these people * :
- Pain
- Contraception
- Breast cancer
- Pneumonia
- Dermatitis
Top co-used drugs for these people * :
- Omnicef
- Seroquel
- Zithromax
- Sulfamethoxazole and trimethoprim
- Yasmin
* Approximation only. Some reports may have incomplete information.
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Side effects in real world:
On eHealthMe, Bactrim (sulfamethoxazole; trimethoprim) is often used to treat urinary tract infection. Cefdinir (cefdinir) is often used to treat sinusitis. Find out below the conditions the drugs are used for, how effective they are, and any alternative drugs that you can use to treat those same conditions.
What is the drug used for and how effective is it:
Other drugs that are used to treat the same conditions:
Recent related drug studies:
- A study of drug interactions between Elidel, Blood Transfusion, Auxiliary Products, Doxorubicin Hcl, Sulfamethoxazole, Amoxicillin, Granisetron Hcl, Decadron, Omnicef, Zithromax, Augmentin '125', Ampicillin, Piperacillin, Methotrexate, Ondansetron, Vincristine, Ceftazidime, Calcitonin, Dexamethasone, Chemotherapeutics Nos, Mercaptopurine, Septra, Gentamycin-mp for a patient with Dermatitis. The patient has Vomiting (Nausea and vomiting), Viral Infection, Upper Respiratory Tract Infection, Tooth Extraction, Tooth Disorder, Splenomegaly, Sinus Tachycardia, Pyrexia (Fever), Pneumonitis (Pneumonia), Overweight (Weight loss), Osteomyelitis, Oral Herpes, Neutropenia (Agranulocytosis), Myalgia (Muscle aches), Lymphocytosis, Leukocytosis, Hepatomegaly, Gram Stain Positive, Gingival Bleeding, Diarrhoea (Diarrhea), Dental Operation, Dental Caries, Conjunctivitis, C-reactive Protein Increased, Blood Urea Increased, Blood Creatinine Increased, Back Pain, Artificial Crown Procedure, Arthritis Bacterial, Aphthous Stomatitis, Anaemia, Adhesion, Acute Sinusitis (Sinusitis), Acute Lymphocytic Leukaemia (Acute lymphocytic leukemia (ALL))
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- A study of drug interactions between Elidel, Doxorubicin Hcl, Sulfamethoxazole, Amoxicillin, Mercaptopurine, Granisetron, Septra, Decadron, Omnicef, Zithromax, Augmentin '125', Gentamycin-mp, Ampicillin, Piperacillin, Methotrexate, Ondansetron, Vincristine, Ceftazidime, Calcitonin, Dexamethasone for a patient with Dermatitis. The patient has Adhesion, Acute Sinusitis (Sinusitis), Acute Lymphocytic Leukaemia (Acute lymphocytic leukemia (ALL)), Upper Respiratory Tract Infection, Tooth Extraction, Tooth Disorder, Pyrexia (Fever), Overweight (Weight loss), Neutropenia (Agranulocytosis), Dental Operation, Dental Caries, Conjunctivitis, Artificial Crown Procedure
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- A study of drug interactions between Cefdinir, Amitriptyline, Posaconazole, Sevelamer, Amlodipine, Bactrim Ds, Prednisone Tab for a patient with Pleural Effusion. The patient has Lethargy (Fatigue), Jaundice (Jaundice - yellow skin), Hepatotoxicity, Confusional State, Blood Alkaline Phosphatase Increased, Aspartate Aminotransferase Increased, Alanine Aminotransferase Increased
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- A study of drug interactions between Omnicef, Bactrim for a patient with Respiratory Tract Infection, Vesicoureteric Reflux. The patient has Dehydration, Stevens-johnson Syndrome (Erythema multiforme)
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NOTE: The study is based on active ingredients. Other drugs that have the same active ingredients are also considered.
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