About olmesartan medoxomil
Angiotensin II receptor blocker
Used for
- Treats high blood pressure.
Usual adult dose
Usually 20 mg once daily; may increase to 40 mg once daily.
Usual dose in children
For ages 6–16 years: usually 10 mg once daily under 35 kg, or 20 mg once daily at least 35 kg; may be increased.
Common side effects
- Dizziness
- Headache
- Diarrhea
- Increased blood potassium
Important warnings
- Can cause low blood pressure, especially with dehydration.
- May impair kidney function or increase potassium.
- Avoid during pregnancy; stop when pregnancy is detected.
- Rarely, prolonged severe diarrhea and weight loss occur.
Pregnancy
Can cause fetal injury or death, especially during the second and third trimesters; avoid during pregnancy.
Breastfeeding
Limited information is available; discuss treatment choice with a healthcare professional.
Interactions
- Potassium supplements or potassium-sparing medicines can raise potassium.
- NSAIDs may reduce blood-pressure effects and worsen kidney function.
- Lithium levels may increase.
- Other blood-pressure medicines may increase low-blood-pressure effects.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.