Metoprolol vs. Olmesartan

See how Metoprolol and Olmesartan compare on approved uses, dosing, side effects, and cost.

Key Takeaways

  • Metoprolol is a beta-blocker approved for high blood pressure, angina, and heart failure, while olmesartan is an ARB approved only for hypertension.

  • Metoprolol needs a multi-week titration schedule to reach its maintenance dose, while olmesartan reaches its ceiling dose in as few as three weeks.

  • Metoprolol's generic price is far lower than olmesartan's, but it also carries stricter warnings about abrupt discontinuation and slow heart rate.

Metoprolol vs. Olmesartan Drug Summary

Metoprolol

Metoprolol succinate is a beta-1 selective beta-blocker used to treat high blood pressure, angina, and stable heart failure. It comes as an extended-release tablet taken once daily, with the dose raised gradually over several weeks to a maintenance level between 100 mg and 400 mg.

Olmesartan

Olmesartan medoxomil is an angiotensin II receptor blocker used to treat high blood pressure in adults and children six and older. It is taken as an oral tablet once daily, typically starting around 20 mg and adjusted up to a maximum of 40 mg.

Metoprolol vs. Olmesartan Side Effects

Metoprolol

Most common
Hypotension (up to 27.4%)
Bradycardia (up to 15.9%)
Tiredness (about 10%)
Dizziness (about 10%)

Olmesartan

Most common
Dizziness (3%)
Headache (>1%)
Back pain (>1%)
Diarrhea (>1%)

Metoprolol vs. Olmesartan Dosage

Metoprolol

Dosage
Dosage Table
STAGE DOSE WHEN
Starting dose 12.5 mg once daily Weeks 1-2
Maximum dose 100 mg once daily Week 5 onward
Dose changes 3 increases Every 2 weeks

Olmesartan

Dosage
Dosage Table
STAGE DOSE WHEN
Starting dose 40 mg once daily Week 3 onward
Maximum dose 40 mg once daily Same as starting
Dose changes None Fixed dose

Metoprolol vs. Olmesartan Indications

Metoprolol

Metoprolol is FDA-approved for hypertension, angina, and stable heart failure, making it useful when a patient needs more than blood pressure control alone. Doctors also prescribe it off-label for atrial fibrillation rate control, migraine prevention, and essential tremor.

  • Hypertension, to lower blood pressure

  • Angina pectoris

  • Heart failure (stable, NYHA Class II-IV)

  • Off-label: atrial fibrillation rate control

Olmesartan

Olmesartan is FDA-approved specifically for hypertension in adults and children six years and older, alone or combined with other blood pressure medications. It does not carry FDA approval for angina, heart failure, or other cardiovascular conditions.

  • Hypertension in adults

  • Hypertension in children 6 years and older

  • Can be combined with other blood pressure drugs

  • Not approved as initial therapy in patients over 75

Metoprolol vs. Olmesartan Pros and Cons

Metoprolol

Metoprolol's broader FDA approval and long track record make it a practical choice when high blood pressure occurs alongside angina or heart failure. It requires careful tapering and is not suitable for people with certain slow heart rhythms.

Pros

  • Also approved for angina and heart failure, not just blood pressure

  • Decades of clinical use since FDA approval in 1992

  • Off-label options for tremor, migraine, and AFib rate control

Cons

  • Must be tapered slowly, cannot be stopped abruptly

  • Contraindicated in severe bradycardia and certain heart blocks

  • Requires several titration steps to reach a maintenance dose

  • Not approved for acute decompensated heart failure

Olmesartan

Olmesartan offers straightforward, low-step dosing and is approved for children as young as six, but its use is limited to blood pressure treatment. Its boxed pregnancy warning and higher price are important considerations for many patients.

Pros

  • Reaches its full dose in as few as three weeks

  • Approved for use in children 6 years and older

  • Doses above 40 mg add no extra benefit, simplifying dosing

Cons

  • Boxed warning for fetal toxicity during pregnancy

  • Risk of hyperkalemia and reduced kidney function

  • Rare risk of sprue-like enteropathy with severe diarrhea

  • Costs roughly $115 to $205 a month, several times metoprolol's price

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