Naproxen

Generic name: Naproxen / Naproxen sodium

Category: Nonsteroidal anti-inflammatory drug (NSAID), analgesic, antipyretic

Common brand names: Aleve, Naprosyn, Apranax, Proxen, Naproxen-ratiopharm. Brand availability varies by country.

This article is for dental education only. Naproxen should be used according to local guidelines, patient-specific risk factors, and professional judgment. Like other NSAIDs, it can cause serious stomach bleeding, kidney injury, cardiovascular events, allergic reactions, asthma worsening, and drug interactions.

Naproxen is an NSAID used for pain, fever, and inflammation. In dentistry, it can be useful for inflammatory dental pain and postoperative pain when NSAIDs are appropriate.

Compared with ibuprofen, naproxen usually has a longer duration of action, so it is often taken less frequently. This can be helpful for sustained postoperative dental pain control.

The main safety rule is to use the lowest effective dose for the shortest necessary time and to avoid combining it with other NSAIDs unless specifically directed by a clinician.

• Best use: short-term inflammatory dental pain needing longer coverage
• Common dental context: postoperative pain, extraction pain, periodontal or endodontic inflammatory pain
• Main advantage: longer action than many short-acting NSAIDs
• Main risks: stomach bleeding, kidney injury, cardiovascular risk, asthma reaction, bleeding tendency
• Clinical priority: avoid duplicate NSAID use and check medical risk factors

• Acute dental pain with an inflammatory component
• Postoperative pain after simple or surgical extraction
• Pain after periodontal, endodontic, or surgical procedures
• Short-term pain control when longer dosing intervals may improve adherence
• Combination with paracetamol/acetaminophen in selected patients when both medicines are safe and stronger non-opioid analgesia is needed

Example only: Naproxen sodium 220 mg orally every 8–12 hours as needed. Some labels allow 440 mg as the first dose, followed by 220 mg every 8–12 hours.

For over-the-counter naproxen sodium, many labels limit adults to 660 mg per day. Prescription naproxen regimens may differ and must follow local guidance and medical judgment.

Dose and duration must consider age, kidney function, stomach bleeding risk, cardiovascular risk, pregnancy status, current medicines, and local regulations.

• Known hypersensitivity to naproxen or other NSAIDs
• Previous aspirin- or NSAID-induced asthma, urticaria, or severe allergic reaction
• Active stomach ulcer, gastrointestinal bleeding, or serious NSAID-related bleeding history
• Severe kidney disease or significant dehydration
• Severe heart failure or high cardiovascular risk without medical approval
• Use before or after coronary artery bypass graft surgery unless specifically managed medically
• Late pregnancy, especially the third trimester
• Use together with another NSAID unless specifically directed by a clinician

• Stomach bleeding: risk rises with ulcer history, older age, alcohol use, corticosteroids, anticoagulants, antiplatelets, or prolonged use.
• Kidney injury: risk increases with dehydration, kidney disease, diuretics, ACE inhibitors, ARBs, or high doses.
• Cardiovascular risk: NSAIDs may increase the risk of heart attack, stroke, heart failure, and worsening hypertension.
• Asthma reaction: patients with aspirin-sensitive asthma may react to naproxen.
• Bleeding tendency: naproxen can affect platelet function and may increase bleeding risk in susceptible patients.
• Pregnancy: avoid especially in late pregnancy unless a physician specifically advises otherwise.

Before recommending naproxen, ask about stomach ulcers, kidney disease, asthma triggered by painkillers, blood thinners, heart disease, uncontrolled hypertension, pregnancy, alcohol use, and whether the patient is already taking ibuprofen, diclofenac, aspirin for pain, or another NSAID.

• Anticoagulants: warfarin, DOACs, or heparin may increase bleeding risk when combined with NSAIDs.
• Antiplatelet drugs: aspirin, clopidogrel, or similar drugs can increase bleeding risk.
• Corticosteroids: higher risk of gastrointestinal irritation or bleeding.
• SSRIs/SNRIs: may increase gastrointestinal bleeding risk when combined with NSAIDs.
• ACE inhibitors, ARBs, and diuretics: may increase kidney risk, especially in dehydration or older adults.
• Lithium or methotrexate: NSAIDs may increase toxicity risk and require medical review.
• Other NSAIDs: avoid combining naproxen with ibuprofen, diclofenac, aspirin for pain, or similar drugs unless directed.
• Alcohol: increases the risk of stomach irritation and bleeding.

• Stomach pain, heartburn, or indigestion
• Nausea or vomiting
• Diarrhea or constipation
• Dizziness, headache, or drowsiness
• Fluid retention or raised blood pressure
• Rash or itching
• Worsening asthma in sensitive patients
• Rare but serious: stomach bleeding, kidney injury, severe allergic reaction, heart attack, stroke, severe skin reaction

• Take naproxen with food or milk to reduce stomach irritation.
• Do not take more than the recommended dose or for longer than advised.
• Do not combine it with ibuprofen, diclofenac, aspirin for pain, or another NSAID unless a clinician advises it.
• Avoid alcohol while taking naproxen, especially if stomach bleeding risk exists.
• Drink enough fluids, especially after surgery, unless medically restricted.
• Stop and seek help if black stools, vomiting blood, chest pain, breathing difficulty, facial swelling, or severe rash occurs.
• Contact the dentist if pain worsens, swelling develops, fever appears, or mouth opening becomes limited.

Naproxen can be useful when longer pain coverage is desired after dental procedures, but its longer action also means that accidental duplication with other NSAIDs can create prolonged risk. Always ask what the patient has already taken before recommending it.

• Difficulty breathing, wheezing, facial swelling, throat swelling, or collapse after taking naproxen
• Black stools, bloody stools, vomiting blood, or severe stomach pain
• Chest pain, sudden weakness, severe headache, or stroke-like symptoms
• Reduced urination, severe dehydration, or signs of kidney problems
• Severe rash, blistering, or mucosal lesions
• Rapidly spreading dental swelling, fever, trismus, or difficulty swallowing
• Pain that does not improve or becomes worse despite correct use

• Ibuprofen
• Paracetamol / Acetaminophen
• Diclofenac
• Metamizole / Dipyrone
• Aspirin / Acetylsalicylic acid
• Naproxen + Paracetamol combination approach

Naproxen is a useful NSAID for selected dental pain situations because it provides analgesic and anti-inflammatory effects with longer duration than many short-acting NSAIDs. Its safe use requires screening for NSAID allergy, asthma sensitivity, stomach bleeding risk, kidney risk, cardiovascular disease, pregnancy, anticoagulant or antiplatelet therapy, and duplicate NSAID use. In suitable patients it can support postoperative pain control, but it should not replace diagnosis, source control, or referral when needed.