Medication Guide App

Amoxicillin/
clarithromycin/
lansoprazole therapy pack

Generic Name: amoxicillin/clarithromycin/lansoprazole (a-MOX-i-SIL-in/kla-RITH-roe-MYE-sin/lan-SOE-pra-zole)
Brand Name: Prevpac

Amoxicillin/clarithromycin/lansoprazole therapy pack is used for:

Treating certain patients who have Helicobacter pylori infection and duodenal ulcer.

Amoxicillin/clarithromycin/lansoprazole therapy pack is a proton pump inhibitor (PPI), penicillin antibiotic, and macrolide antibiotic combination. It works by killing H. pylori bacteria and reducing stomach acid. This helps to heal the ulcer and prevent it from coming back.

Do NOT use amoxicillin/clarithromycin/lansoprazole therapy pack if:

  • you are allergic to any ingredient in amoxicillin/clarithromycin/lansoprazole therapy pack, to any penicillin antibiotic (eg, ampicillin), or to any macrolide antibiotic (eg, erythromycin)
  • you have infectious mononucleosis (mono)
  • you have had liver problems or yellowing of the skin or eyes caused by previous use of clarithromycin
  • you have a very slow heartbeat or certain types of irregular heartbeat (eg, QT prolongation, long QT syndrome, ventricular arrhythmias)
  • you have low blood potassium or magnesium levels
  • you are taking alfuzosin, certain antiarrhythmics (eg, amiodarone, dofetilide, dronedarone, procainamide, propafenone, quinidine, sotalol), asenapine, atazanavir, avanafil, bosutinib, cabazitaxel, cisapride, citalopram, conivaptan, crizotinib, dasatinib, diltiazem, eletriptan, an ergot alkaloid (eg, dihydroergotamine, ergotamine), everolimus, ivabradine, lovastatin, lurasidone, nilotinib, pimozide, quinupristin/dalfopristin, ranolazine, regorafenib, rilpivirine, salmeterol, sildenafil, silodosin, simvastatin, tadalafil, tamsulosin, tetrabenazine, tetracycline antibiotics (eg, doxycycline), ticagrelor, tolvaptan, vardenafil, or vincristine
  • you have kidney or liver problems and you are also taking colchicine

Contact your doctor or health care provider right away if any of these apply to you.

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Before using amoxicillin/clarithromycin/lansoprazole therapy pack:

Some medical conditions may interact with amoxicillin/clarithromycin/lansoprazole therapy pack. Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:

  • if you are pregnant, planning to become pregnant, or are breast-feeding
  • if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
  • if you have allergies to medicines, foods, or other substances
  • if you have had a severe allergic reaction (eg, severe rash, hives, difficulty breathing, dizziness) to a cephalosporin antibiotic (eg, cephalexin) or other beta-lactam antibiotic (eg, imipenem)
  • if you have liver or kidney problems, the blood disorder porphyria, myasthenia gravis, gonorrhea, or stomach or bowel cancer
  • if you have osteoporosis (weak bones), a family history of osteoporosis, or other risk factors of osteoporosis (eg, smoking, poor nutrition)
  • if you have a history of heart problems (eg, fast, slow, or irregular heartbeat) or low blood potassium or magnesium levels
  • if you are taking any medicine that may increase the risk of a certain type of irregular heartbeat (prolonged QT interval). Check with your doctor or pharmacist if you are unsure if any of your medicines may increase the risk of this type of irregular heartbeat

Some MEDICINES MAY INTERACT with amoxicillin/clarithromycin/lansoprazole therapy pack. Tell your health care provider if you are taking any other medicines, especially any of the following:

  • Many prescription and nonprescription medicines (eg, used for abortion, allergies, anxiety, arthritis, asthma or other lung or breathing problems, blood thinning, blood vessel problems, cancer, Cushing syndrome, cystic fibrosis, decreased blood clot formation, depression or other mental or mood problems, diabetes, enlarged prostate, erectile dysfunction, gout, hepatitis C infection, high blood pressure, high cholesterol, high prolactin levels, HIV, Huntington chorea, immune system suppression, infections, inflammation, irregular heartbeat or other heart problems, migraines, myelofibrosis, narcotic addiction, nausea and vomiting, pain, parathyroid problems, pulmonary arterial hypertension [PAH], overactive bladder, seizures, sleep, stomach or bowel problems, Tourette syndrome), multivitamin products, and herbal or dietary supplements because they may interact with amoxicillin/clarithromycin/lansoprazole therapy pack. Ask your doctor or pharmacist if you are unsure if any of your medicines might interfere with amoxicillin/clarithromycin/lansoprazole therapy pack

This may not be a complete list of all interactions that may occur. Ask your health care provider if amoxicillin/clarithromycin/lansoprazole therapy pack may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.

How to use amoxicillin/clarithromycin/lansoprazole therapy pack:

Use amoxicillin/clarithromycin/lansoprazole therapy pack as directed by your doctor. Check the label on the medicine for exact dosing instructions.

  • Take amoxicillin/clarithromycin/lansoprazole therapy pack by mouth before a meal in the morning and in the evening unless your doctor tells you otherwise.
  • Swallow amoxicillin/clarithromycin/lansoprazole therapy pack whole. Do not break, crush, or chew before swallowing.
  • If you also take sucralfate, do not take it within 30 minutes after taking amoxicillin/clarithromycin/lansoprazole therapy pack. Check with your doctor if you have questions.
  • If you are also taking zidovudine, do not take it within 2 hours before or after you take clarithromycin.
  • To clear up your infection completely, take amoxicillin/clarithromycin/lansoprazole therapy pack for the full course of treatment. Keep taking it even if you feel better in a few days.
  • Continue to take amoxicillin/clarithromycin/lansoprazole therapy pack even if you feel well. Do not miss any doses.
  • If you miss a dose of amoxicillin/clarithromycin/lansoprazole therapy pack, take it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once.

Ask your health care provider any questions you may have about the proper use of amoxicillin/clarithromycin/lansoprazole therapy pack.

Important safety information:

  • Amoxicillin/clarithromycin/lansoprazole therapy pack may cause drowsiness or dizziness. This effect may be worse if you take it with alcohol or certain medicines. Use amoxicillin/clarithromycin/lansoprazole therapy pack with caution. Do not drive or perform other possibly unsafe tasks until you know how you react to it.
  • Amoxicillin/clarithromycin/lansoprazole therapy pack only works against bacteria; it does not treat viral infections (eg, the common cold).
  • Do NOT change your dose, stop taking amoxicillin/clarithromycin/lansoprazole therapy pack, or take amoxicillin/clarithromycin/lansoprazole therapy pack for longer than prescribed without checking with your doctor.
  • Lansoprazole, an ingredient in amoxicillin/clarithromycin/lansoprazole therapy pack, may increase the risk of hip, wrist, and spine fractures in patients with weak bones (osteoporosis). The risk may be greater if you use amoxicillin/clarithromycin/lansoprazole therapy pack in high doses, for long periods of time, or if you are older than 50 years old. Contact your doctor if you have any questions about this information.
  • Amoxicillin/clarithromycin/lansoprazole therapy pack contains a PPI. Low blood magnesium levels have been reported rarely in patients taking PPIs for at least 3 months. In most cases, this effect was seen after a year of treatment. If you will be taking amoxicillin/clarithromycin/lansoprazole therapy pack for a long time, or if you take certain other medicines (eg, digoxin, diuretics), your doctor may perform lab tests to check for low blood magnesium levels. Seek medical attention right away if you experience symptoms of low blood magnesium levels (eg, dizziness; fast or irregular heartbeat; involuntary muscle movements; jitteriness or tremors; muscle aches, cramps, pain, spasms, or weakness; seizures).
  • Check with your doctor to see whether you should take a calcium and vitamin D supplement while you use amoxicillin/clarithromycin/lansoprazole therapy pack.
  • Be sure to use amoxicillin/clarithromycin/lansoprazole therapy pack for the full course of treatment. If you do not, the medicine may not clear up your infection completely. The bacteria could also become less sensitive to this or other medicines. This could make the infection harder to treat in the future.
  • Long-term or repeated use of amoxicillin/clarithromycin/lansoprazole therapy pack may cause a second infection. Tell your doctor if signs of a second infection occur. Your medicine may need to be changed to treat this.
  • Mild diarrhea is common with antibiotic use. However, a more serious form of diarrhea (pseudomembranous colitis) may rarely occur. This may develop while you use the antibiotic or within several months after you stop using it. Contact your doctor right away if stomach pain or cramps, severe diarrhea, or bloody stools occur. Do not treat diarrhea without first checking with your doctor.
  • Severe and sometimes fatal liver problems have been reported with clarithromycin. This has usually been reversible when the medicine is stopped. Discuss any questions or concerns with your doctor. Tell your doctor right away if you experience symptoms of liver problems (eg, yellowing of the skin or eyes; dark urine; pale stools; severe or persistent nausea, loss of appetite, or stomach pain; unusual tiredness).
  • Tell your doctor or dentist that you take amoxicillin/clarithromycin/lansoprazole therapy pack before you receive any medical or dental care, emergency care, or surgery.
  • Diabetes patients - Amoxicillin/clarithromycin/lansoprazole therapy pack may rarely affect your blood sugar. Check blood sugar levels closely. Ask your doctor before you change the dose of your diabetes medicine.
  • There have been reports of tooth discoloration with the use of clarithromycin. This has usually been reversible with a dental cleaning.
  • There have been reports of hearing loss with use of clarithromycin, usually in elderly women. This has usually been reversible. Discuss any questions or concerns with your doctor.
  • Hormonal birth control (eg, birth control pills) may not work as well while you are using amoxicillin/clarithromycin/lansoprazole therapy pack. To prevent pregnancy, use an extra form of birth control (eg, condoms).
  • Do not receive a live vaccine (eg, oral typhoid vaccine) while you are taking amoxicillin/clarithromycin/lansoprazole therapy pack. Talk with your doctor before you receive any vaccine.
  • Amoxicillin/clarithromycin/lansoprazole therapy pack may interfere with certain lab tests, including certain urine glucose tests. Be sure your doctor and lab personnel know you are taking amoxicillin/clarithromycin/lansoprazole therapy pack.
  • Lab tests, including liver function, kidney function, and complete blood cell counts, may be performed while you use amoxicillin/clarithromycin/lansoprazole therapy pack. These tests may be used to monitor your condition or check for side effects. Be sure to keep all doctor and lab appointments.
  • Amoxicillin/clarithromycin/lansoprazole therapy pack should be used with caution in Asian patients; the risk of side effects may be increased in these patients.
  • Use amoxicillin/clarithromycin/lansoprazole therapy pack with caution in the ELDERLY; they may be more sensitive to its effects, especially irregular heartbeat (prolonged QT interval); liver problems; kidney problems; and hip, wrist, and spine fractures.
  • Amoxicillin/clarithromycin/lansoprazole therapy pack should be used with extreme caution in CHILDREN; safety and effectiveness in children have not been confirmed.
  • PREGNANCY and BREAST-FEEDING: Clarithromycin has been shown to cause harm to the fetus. It is not recommended for use during pregnancy except when no other antibiotics can be used. If you become pregnant, contact your doctor. You will need to discuss the benefits and risks of using amoxicillin/clarithromycin/lansoprazole therapy pack while you are pregnant. Amoxicillin/clarithromycin/lansoprazole therapy pack is found in breast milk. Do not breast-feed while taking amoxicillin/clarithromycin/lansoprazole therapy pack.

Possible side effects of amoxicillin/clarithromycin/lansoprazole therapy pack:

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:

Changes in taste; dry mouth; headache; indigestion; mild diarrhea or stomach pain; nausea.

Seek medical attention right away if any of these SEVERE side effects occur:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest or throat; swelling of the mouth, face, lips, or tongue); bloody or watery stools; bone pain; chest pain; confusion; decreased urination; dizziness; fast, slow, or irregular heartbeat; hallucinations; loss of taste or sense of smell; mental or mood changes (eg, depression); muscle pain or weakness; nightmares; one-sided weakness; pain, swelling, sores, or white patches in the mouth; purple spots on the skin; red, swollen, blistered, or peeling skin; seizures; severe or persistent diarrhea, nausea, or vomiting; severe or persistent stomach pain (with or without nausea or vomiting); slurred speech; stomach cramps; symptoms of liver problems (eg, yellowing of the skin or eyes, dark urine, pale stools, severe or persistent nausea or loss of appetite, unusual tiredness); tremor; trouble sleeping; unexplained weight loss; unusual bruising or bleeding; vaginal discharge, pain, or itching; vision changes.

This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.

If OVERDOSE is suspected:

Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center, or emergency room immediately. Symptoms may include diarrhea; nausea; stomach pain; vomiting.

Proper storage of amoxicillin/clarithromycin/lansoprazole therapy pack:

Store amoxicillin/clarithromycin/lansoprazole therapy pack at room temperature, between 68 and 77 degrees F (20 and 25 degrees C). Store away from heat, moisture, and light. Do not store in the bathroom. Keep amoxicillin/clarithromycin/lansoprazole therapy pack out of the reach of children and away from pets.

General information:

  • If you have any questions about amoxicillin/clarithromycin/lansoprazole therapy pack, please talk with your doctor, pharmacist, or other health care provider.
  • Amoxicillin/clarithromycin/lansoprazole therapy pack is to be used only by the patient for whom it is prescribed. Do not share it with other people.
  • If your symptoms do not improve or if they become worse, check with your doctor.
  • Check with your pharmacist about how to dispose of unused medicine.

This information should not be used to decide whether or not to take amoxicillin/clarithromycin/lansoprazole therapy pack or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about amoxicillin/clarithromycin/lansoprazole therapy pack. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to amoxicillin/clarithromycin/lansoprazole therapy pack. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using amoxicillin/clarithromycin/lansoprazole therapy pack.

Issue Date: January 1, 2014
Database Edition 14.1.1.001
Copyright © 2014 Wolters Kluwer Health, Inc.

Disclaimer: This information should not be used to decide whether or not to take this medicine or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about this medicine. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to this medicine. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using this medicine.

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