| Brand Name | Prevpac |
| Generic Name | Lansoprazole, Amoxicillin, and Clarithromycin |
| Drug Class | Combination therapy (antibiotics and proton pump inhibitor) |
| Availability | Prescription only |
| Manufacturer | Takeda Pharmaceuticals |
| Indications | H. pylori infection Prevention of ulcer recurrence |
| Type | Tablet |
| Doses | as directed by your healthcare provider |
| Route | Oral |
| Side Effects | Diarrhea Taste disturbances Headache Nausea Abdominal pain Allergic reactions (e.g., rash, itching) |
| Interactions | warfarin, ergotamine, QT prolongation |
| Overdose | Severe nausea or vomiting Dizziness Confusion Seizures |
| Missed Dose | Take as soon as remembered unless it's close to the next dose |
| Contraindications | Known hypersensitivity to any component of the regimen (lansoprazole, amoxicillin, or clarithromycin) History of liver problems associated with previous use of clarithromycin Patients with a history of QT prolongation or ventricular cardiac arrhythmia |
| Alternatives | Other H. pylori eradication regimens, such as: Bismuth quadruple therapy Sequential therapy Tailored therapy based on antibiotic susceptibility |
| Co-Pay Assistance Program | Available |
| Patient Assistance Program | Available |
Dr. Bharat Pothuri is a Board-Certified Gastroenterologist and Hepatologist. With extensive experience in digestive health, he specializes in advanced endoscopic procedures, chronic GI disorder management, and preventive care. Dr. Pothuri is dedicated to providing expert, patient-focused insights to help improve gut health and overall well-being.
This combination is used to treat Helicobacter pylori infection, which causes stomach ulcers and can lead to gastritis and other gastrointestinal issues.
Lansoprazole reduces stomach acid to create a less acidic environment, while Amoxicillin and Clarithromycin are antibiotics that work to kill the bacteria H. pylori.
Common side effects include diarrhea, nausea, headache, and stomach upset. Allergic reactions to the antibiotics may also occur.
This combination is typically taken orally in the form of tablets or capsules. Follow your doctor�s prescribed dosage and timing for optimal effectiveness.
This combination is specifically used to treat H. pylori infection and is not typically used for other conditions. Consult your healthcare provider for other treatment options.
Consult your doctor before using this combination during pregnancy, as Amoxicillin and Clarithromycin are classified as pregnancy category B, and Lansoprazole is category C.
If you miss a dose, take it as soon as you remember unless it�s almost time for your next dose. Do not double the dose to make up for a missed one.
Yes, this combination can interact with other medications, especially blood thinners, antifungals, and other antibiotics. Always inform your doctor about all medications you are taking.
This combination is highly effective in eradicating H. pylori infection and healing ulcers, with most patients showing improvement within a few weeks of treatment.
While effective, overuse or improper use of antibiotics like Amoxicillin and Clarithromycin can contribute to antibiotic resistance. Always complete the prescribed course of antibiotics.
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