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Generic Name: Olmesartan [OL-me-SAR-tan]
Name of the Brand: Benicar
Dosage Format: Oral tablet (20 mg, 40 mg, 5 mg)
Drug Class: Angiotensin receptor blockers

What is Olmesartan?

Olmesartan can be described as an angiotensin II receptor blocker (sometimes known as an ARB).

Olmesartan helps treat hypertension in adult patients and children six years of age or older. It can be prescribed with other blood pressure medications.Olmesartan can also be used to treat conditions that are not mentioned in this guide.

Side effects Of Olmesartan

See a doctor immediately. Get medical attention immediately if you notice symptoms that indicate an allergic reaction, such as hives, difficulty breathing, and swelling of your lips, face, and tongue.

Olmesartan may cause serious side effects. Contact your doctor immediately in the event that you experience:

  • A feeling of lightheadedness, as if you're about to pass out.
  • Minimal or no urination
  • Extreme diarrhea along with an increase in weight
  • High potassium levels high potassium level: nausea, weakness, and tingling sensations chest discomfort, irregular heartbeats decreased movement.

Common adverse effects of olmesartan could include:

  • Dizziness.

It isn't a complete overview of the various negative side consequences. Additional side effects may occur. Consult your doctor for medical advice about the effect. If you have any concerns, report the reaction to the FDA by calling 1-800-FDA-1088.


Avoid using it when you are pregnant. Stop taking olmesartan and tell your doctor as soon as possible if you become pregnant.

If you suffer from diabetes, don't take olmesartan along with any other medication that has the ingredient aliskiren (a blood pressure medication).

Before you Take this Drug

It is not recommended to take olmesartan if you are allergic to it.If you suffer from diabetes, avoid taking olmesartan with any other medication that contains the ingredient aliskiren (a blood pressure medication).It is also possible to stay clear of taking olmesartan along with aliskiren in the event of kidney problems.

Inform your doctor if you were ever diagnosed with:

  • An unrelated heart condition to one treated with olmesartan
  • Kidney disease
  • If you are following an eating plan that is low in salt,

Don't use it if you are expecting. Stop taking the medication and notify your doctor when you discover that you are pregnant. Olmesartan can cause injury or even death to an unborn child if you take the medication during the second or third trimester.

If you're planning to become pregnant, ask your doctor for a safe medication to use prior to and during your pregnancy. A high blood pressure level during pregnancy can cause problems for the mother as well as the child.It is not recommended to breastfeed when you are taking the drug olmesartan.

How to Take Olmesartan?

Follow the instructions on the label of your prescription and study all medication guides or instruction sheets. Your doctor may alter the dosage. Make sure you take the medication exactly as prescribed.Olmesartan can be taken either with or without meals.

If a child is unable to swallow the tablet completely, the pharmacist may mix the medication with liquid.shake to shake the liquid prior to measuring the dose. Utilize the dosing syringe that comes with it or a dosage-measuring device (not an ordinary spoon).Olmesartan doses are determined by weight gain in teenagers and children. Your child's dosage requirements could alter if your child loses or gains weight.Consult your physician if you have a fever, nausea, or diarrhea, or if you have been sweating more than normal. It is possible to become dehydrated when taking the drug olmesartan.

It can take as long as two weeks before your blood pressure reaches a level that is manageable. Continue to take this medication according to the directions, even if you do not feel well. High blood pressure can have no signs.You could need to use blood pressure medications throughout your life. Treatment options consist of exercise, diet, and lowering cholesterol levels, as well as not smoking and preventing diabetes.Your blood pressure needs to be checked regularly. Your kidney function could also require checking.Keep the tablet at room temperature, away from heat and moisture.The fluid in a fridge gets rid of any liquid left after four weeks.

Details on Dosage

Usual Adult Dose for Hypertension:

20 mg once orally, every day. It is possible to increase the dose to 40 mg within two weeks if an additional decrease in blood pressure is required.
Maximum dosage is 40 mg taken orally every day, once
Patients who have a risk of intravascular volume loss (e.g., patients who are treated with diuretics and those who have impaired kidney function) should start this medication under strict supervision and consider using a lower dose at first.
Dosing twice daily is not an added benefit over the total dose given once daily.

Usual Paediatric Dose for Hypertension:

From 6 to 16 years:
20 to less than 35 kg: 10 mg taken orally daily; could increase dosage up to 20 mg over two weeks if more decrease in blood pressure is required.
35 pounds or more: 20 mg daily; can increase dosage to 40 mg within two weeks if an additional decrease in blood pressure is required.
For children who are unable to swallow tablets, the same dose could be administered using the suspension extemporaneously.

What Happens If I Miss a Dose?

You should take the medication as quickly as you can. However, do not take any missed doses if it's nearing the time to take the next dose. Don't take two doses at a time.

What Happens If I Overdose?

For medical emergencies, seek emergency medical attention or contact the Poison Help line at 1-800-222-1222.Overdose symptoms can include fast heartbeats or the feeling of fainting.

What Should be Avoided?

Don't take salt substitutes or potassium supplements unless your doctor has advised you to.Be careful not to get up too quickly from a lying or sitting position, as you could be dizzy.

Interaction with Other Drugs

If you are taking colesevelam, you should take your dose of olmesartan 4 hours prior to taking colesevelam.

Inform your doctor about any other medications you take, particularly:

  • Lithium;
  • Diuretics (water pills) or other medications that reduce blood pressure or
  • These are NSAIDs (nonsteroidal anti-inflammatory drugs): aspirin, ibuprofen (Advil, Motrin), naproxen (Aleve), celecoxib, diclofenac, indomethacin, meloxicam, and others.

This list isn't complete. Other medications can affect the effects of olmesartan. These include medications that are prescribed and available over the counter, vitamins, and herbal supplements. Some interactions with drugs may not be listed here. are included here.



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