Drug interactions between Pepcid Ac and Tysabri
This is a real world study of Pepcid Ac and Tysabri drug interactions. The study is created by eHealthMe based on 94 reports from FDA.
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What are the drugs
Pepcid ac has active ingredients of famotidine. It is used in gastroesophageal reflux disease, indigestion, gastric ulcer.
Tysabri has active ingredients of natalizumab. It is used in multiple sclerosis, relapsing-remitting multiple sclerosis.
On May, 19, 2013: 94 people who reported to have interactions when taking Pepcid Ac, Tysabri are studied
Drug combinations in study:
- Pepcid Ac (famotidine)
- Tysabri (natalizumab)
Most common interactions experienced by people in the use of Pepcid Ac, Tysabri:
(click on each outcome to view in-depth analysis, incl. how people recovered)| Interaction | Number of reports | |
| 1 | Urinary Tract Infection | 19 |
| 2 | Asthenia | 18 |
| 3 | Hypertension | 17 |
| 4 | Multiple Sclerosis Relapse | 14 |
| 5 | Fatigue | 11 |
| 6 | Hypersensitivity | 10 |
| 7 | Headache | 9 |
| 8 | Dizziness | 9 |
| 9 | Visual Impairment | 8 |
| 10 | Fall | 8 |
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Most common interactions experienced by people in long term use of Pepcid Ac, Tysabri:
(click on each outcome to view in-depth analysis, incl. how people recovered)| Interaction | Number of reports | |
| 1 | Pyelonephritis | 8 |
| 2 | Fall | 7 |
| 3 | Urinary Tract Infection | 7 |
| 4 | Sepsis | 5 |
| 5 | Multiple Sclerosis Relapse | 4 |
| 6 | Mood Swings | 4 |
| 7 | Psychotic Behaviour | 4 |
| 8 | Femur Fracture | 3 |
| 9 | Cardiac Disorder | 3 |
| 10 | Pneumonia | 3 |
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Top conditions involved for these people * :
- Multiple sclerosis
- Pain
- Premedication
- Hypertension
- Supplementation therapy
Top co-used drugs for these people * :
- Baclofen
- Vitamin d
- Plavix
- Aspirin
- Lisinopril
* Approximation only. Some reports may have incomplete information.
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Side effects in real world:
On eHealthMe, Pepcid Ac (famotidine) is often used to treat gastroesophageal reflux disease. Tysabri (natalizumab) is often used to treat multiple sclerosis. 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:
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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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