Olmesartan Medoxomil (ol-me-SAR-tan me-DOX-oh-mil)
Treats high blood pressure. A lower blood pressure can reduce the risk of stroke and heart attack. This medicine is an angiotensin receptor blocker (ARB).
There may be other brand names for this medicine.
When This Medicine Should Not Be Used
Do not use this medicine if you have had an allergic reaction to olmesartan or if you are pregnant. Do not use this medicine together with aliskiren (Tekturna®) if you have diabetes. Do not give this medicine to children younger than 1 year of age.
How to Use This Medicine
- Your doctor will tell you how much of this medicine to use and how often. Your dose may need to be changed several times in order to find out what works best for you. Do not use more medicine or use it more often than your doctor tells you to.
- If your child cannot swallow the tablets, your doctor may prescribe an oral liquid that is prepared by a pharmacist. Shake the oral liquid well before each use. Measure the oral liquid medicine with a marked measuring spoon, oral syringe, or medicine cup.
- Be sure to drink plenty of fluids if you exercise, sweat more than usual, or have diarrhea or vomiting while you are using this medicine.
If a dose is missed:
- If you miss a dose or forget to use your medicine, use it as soon as you can. If it is almost time for your next dose, wait until then to use the medicine and skip the missed dose. Do not use extra medicine to make up for a missed dose.
How to Store and Dispose of This Medicine
- Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Store the oral liquid in the refrigerator for up to 4 weeks. Throw away any unused medicine after 4 weeks.
- Ask your pharmacist, doctor, or health caregiver about the best way to dispose of any outdated medicine or medicine no longer needed.
- Keep all medicine away from children and never share your medicine with anyone.
Drugs and Foods to Avoid
Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.
- Make sure your doctor knows if you also use a diuretic (water pill, such as furosemide, hydrochlorothiazide, torsemide, Aldactone®, Demadex®, Lasix®, Zaroxolyn®) or an NSAID pain or arthritis medicine (such as aspirin, diclofenac, ibuprofen, naproxen, Advil®, Aleve®, Celebrex®, Voltaren®).
- If you also use colesevelam (Welchol®), take it at least 4 hours after you take Benicar®.
Warnings While Using This Medicine
- Using this medicine while you are pregnant can harm your unborn baby. Use an effective form of birth control to keep from getting pregnant. If you think you have become pregnant while using the medicine, tell your doctor right away.
- Make sure your doctor knows if you are breastfeeding or if you have kidney problems, liver disease, congestive heart failure, or low sodium in the blood.
- This medicine could lower your blood pressure too much and cause you to feel dizzy or lightheaded. Stand or sit up slowly if you are dizzy. This is more likely to happen when you begin to use the medicine or if you become dehydrated.
- Do not stop using this medicine without asking your doctor, even if you feel well. This medicine will not cure your high blood pressure, but it will help keep it in normal range. You may have to take blood pressure medicine for the rest of your life.
- Your doctor will need to check your blood at regular visits while you are using this medicine. Be sure to keep all appointments.
Possible Side Effects While Using This Medicine
Call your doctor right away if you notice any of these side effects:
- Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing
- Bloody or cloudy urine
- Change in how much or how often you urinate
- Lightheadedness, dizziness, or fainting
- Rapid weight gain, swelling in your hands, ankles, or feet
If you notice these less serious side effects, talk with your doctor: