Allergy alert: Naproxen sodium may cause a severe allergic reaction, especially in people allergic to aspirin. Symptoms may include:
- hives 
 
- facial swelling 
 
- asthma (wheezing) 
 
- shock 
 
- skin reddening 
 
- rash 
 
- blisters
 
If an allergic reaction occurs, stop use and seek medical help right away.
Stomach bleeding warning: This product contains an NSAID, which may cause severe stomach bleeding. The chance is higher if you:
- are age 60 or older 
 
- have had stomach ulcers or bleeding problems 
 
- take a blood thinning (anticoagulant) or steroid drug 
 
- have 3 or more alcoholic drinks every day while using this product 
 
- take other drugs containing prescription or nonprescription NSAIDs (aspirin, ibuprofen, naproxen, or others) 
 
- take more or for a longer time than directed
 
Do not use
- if you have ever had an allergic reaction to any other pain reliever/fever reducer 
 
- right before or after heart surgery
 
 
Ask a doctor before use if
- the stomach bleeding warning applies to you 
 
- you have a history of stomach problems, such as heartburn 
 
- you have high blood pressure, heart disease, liver cirrhosis, or kidney disease 
 
- you have problems or serious side effects from taking pain relievers or fever reducers 
 
- you have asthma 
 
- you are taking a diuretic
 
 
Ask a doctor or pharmacist before use if you are
- under a doctor’s care for any serious condition 
 
- taking any other drug
 
 
When using this product
- take with food or milk if stomach upset occurs 
 
- the risk of heart attack or stroke may increase if you use more than directed or for longer than directed
 
 
Stop use and ask a doctor if
- you experience any of the following signs of stomach bleeding: 
- feel faint 
 
- have bloody or black stools 
 
- vomit blood 
 
- have stomach pain that does not get better
 
 
- pain gets worse or lasts more than 10 days 
 
- fever gets worse or lasts more than 3 days 
 
- redness or swelling is present in the painful area 
 
- any new symptoms appear 
 
- you have difficulty swallowing 
 
- it feels like the pill is stuck in your throat 
 
 
If pregnant or breast-feeding,
ask a health professional before use. It is especially important not to use naproxen sodium during the last 3 months of pregnancy unless definitely directed to do so by a doctor because it may cause problems in the unborn child or complications during delivery.
 
Keep out of reach of children.
In case of overdose, get medical help or contact a Poison Control Center right away.