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Aleve Dosage Calculator

Health

Track your Aleve (naproxen sodium) doses against the standard adult OTC daily limit and dosing interval. Educational reference only, not medical advice.

Reviewed by the thecalcu.com team · Last updated July 24, 2026

03

Milligrams Taken So Far

0
Remaining to Daily Maximum
660
Doses Remaining Today
3
Guidance
Standard adult OTC guidance: 1 tablet (220 mg) every 8–12 hours, up to 3 tablets (660 mg) in 24 hours. Not for use in children under 12 without a doctor's guidance.

This calculator computes your Milligrams Taken So Far, Remaining to Daily Maximum, Doses Remaining Today, Guidance from the values you enter.

Inputs
220 mg Doses Already Taken Today
Outputs
Milligrams Taken So FarRemaining to Daily MaximumDoses Remaining TodayGuidance

What is a Aleve Dosage?

The Aleve Dosage Calculator is a tracking tool for the standard adult OTC naproxen sodium (Aleve) dosing guideline, 220 mg per tablet, taken every 8 to 12 hours, up to a maximum of 660 mg (3 tablets) in 24 hours. Unlike weight-based OTC medications, Aleve's adult dosing is fixed regardless of body weight, so this tool focuses on tracking doses taken against the daily limit rather than scaling by weight.

This calculator is for general educational reference only and is not medical advice. It does not replace the specific dosing instructions on your product's label and cannot account for individual medical conditions or drug interactions. Always confirm with a pharmacist or doctor, especially if you have heart, kidney, or stomach conditions.

Why Use an Aleve Dosage Calculator?

Naproxen's longer 8-to-12-hour dosing interval (compared to the 4-to-6-hour interval common with acetaminophen or ibuprofen) makes it easy to lose track of exactly how many doses you've taken across a day, especially if you're managing pain over several days. This tracker keeps a running total against the standard daily maximum so you always know how much room remains.

If you're comparing against other pain relievers, the Ibuprofen Dosage Calculator covers weight-based ibuprofen dosing, though combining NSAIDs isn't generally recommended without medical guidance.

Who Should Use This Calculator?

  • Adults managing pain over multiple days who want to track their naproxen intake against the daily limit.
  • Anyone unsure how many doses they've taken in a day of intermittent OTC pain reliever use.
  • Caregivers assisting an adult with medication tracking.

This tool is not intended for children under 12 and does not replace guidance from a doctor, pharmacist, or the product label itself.

What Insights Does This Calculator Give You?

The Milligrams Taken So Far shows your running total based on doses entered. The Remaining to Daily Maximum shows how much room is left before the standard 660 mg ceiling. The Doses Remaining Today and Guidance fields tell you whether it's safe to take another dose or whether you've reached the daily limit.

None of these outputs are a prescription or medical recommendation, they're a standard-formula reference point based on common OTC label guidance.

How to use this Aleve Dosage calculator

  1. Enter the number of 220 mg Doses Already Taken Today.
  2. Review the Milligrams Taken So Far and Remaining to Daily Maximum.
  3. Check Doses Remaining Today before taking another dose.
  4. Read the Guidance field for spacing reminders (8–12 hours between doses).
  5. Confirm against your product's label, and consult a pharmacist or doctor if you have any underlying health conditions.
Show formula & methodology ↓Show less ↑

Formula & Methodology

Milligrams Taken So Far = Doses Taken × 220 mg

Remaining to Daily Maximum = max(0, 660 − Milligrams Taken So Far)

Worked example, after 2 doses taken today:

Milligrams Taken So Far = 2 × 220 = 440 mg
Remaining to Daily Maximum = 660 − 440 = 220 mg (1 more dose available)

This is a general educational estimate based on common OTC guidelines, always verify against your specific product's label and consult a pharmacist or doctor.

Frequently Asked Questions

What is the standard adult Aleve dose?
The standard OTC dose is one 220 mg tablet every 8 to 12 hours, up to a maximum of 3 tablets (660 mg) in 24 hours for adults age 12 and older. Always confirm against your specific product's label.
Why isn't Aleve dosed by weight like ibuprofen or acetaminophen?
Aleve (naproxen sodium) OTC labeling uses a fixed adult dose rather than weight-based scaling, unlike many pediatric OTC medications, it's approved for ages 12 and up at a standard tablet dose regardless of adult body weight.
How long should I wait between Aleve doses?
The standard guideline is 8 to 12 hours between doses, which is longer than many other OTC pain relievers, reflecting naproxen's longer duration of action. Taking doses too close together increases the risk of exceeding the safe range.
Can children take Aleve?
OTC Aleve is generally not intended for children under 12 without a doctor's guidance, prescription naproxen dosing for younger children uses different, weight-based formulas that require medical supervision.
What happens if I accidentally exceed the daily maximum?
Exceeding the recommended daily maximum increases the risk of side effects, including stomach and kidney issues with NSAIDs like naproxen. If you've taken more than the recommended amount, contact a doctor, pharmacist, or poison control for guidance rather than waiting to see what happens.
Can I take Aleve with ibuprofen?
Aleve (naproxen) and ibuprofen are both NSAIDs, and taking them together is generally not recommended without medical guidance, since combining two NSAIDs increases the risk of side effects without necessarily adding pain relief benefit. Consult a pharmacist or doctor before combining pain relievers.
Is it safe to take Aleve on an empty stomach?
NSAIDs like naproxen are commonly recommended to be taken with food or milk to reduce stomach irritation, though specific guidance can vary, check your product's label or ask a pharmacist.
How does this tracker help me stay within the daily limit?
Enter how many 220 mg doses you've already taken today, and the tracker shows your running total, how much room remains before the daily maximum, and how many more doses you can safely take today at the standard spacing.
Who should avoid Aleve entirely?
People with certain conditions, including some heart, kidney, or stomach conditions, or those in the third trimester of pregnancy, are commonly advised to avoid NSAIDs like naproxen without a doctor's specific approval. Check with a doctor or pharmacist if you have any underlying health conditions before taking Aleve.
Does the 8-12 hour interval mean I should always wait the full 12 hours?
The label range of 8 to 12 hours gives some flexibility, but spacing doses closer to 8 hours apart more frequently across a day increases total intake faster than spacing them closer to 12 hours, stay mindful of your running total against the 660 mg daily maximum regardless of which end of the interval you use.
Also known as
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