What Doans Extra Strength is used for and how to use it
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Doans Extra Strength - Consumer Medicine Information

Manufacture: Ducere Pharma, LLC
Country: United States
Condition: Pain
Class: Nonsteroidal anti-inflammatory agents, Topical anesthetics
Form: Tablets
Ingredients: magnesium salicylate tetrahydrate, hypromellose, magnesium stearate, microcrystalline cellulose, polydextrose, polyethylene glycol, stearic acid, titanium dioxide, triacetin

Drug Facts

Active Ingredient (in Each Caplet)

Magnesium salicylate tetrahydrate 580 mg (NSAID)1 (equivalent to 467.2 mg of anhydrous magnesium salicylate)

1nonsteroidal anti-inflammatory drug


Pain reliever


for the temporary relief of minor backache pain


Reye′s Syndrome

Children and teenagers who have or are recovering from chicken pox or flu-like symptoms should not use this product. When using this product, if changes in behavior with nausea and vomiting occur, consult a doctor because these symptoms could be an early sign of Reye′s syndrome, a rare but serious illness.

Allergy Alert

Magnesium salicylate may cause a severe allergic reaction, which may include:

  • hives
  • facial swelling
  • asthma (wheezing)
  • shock

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
  • take other drugs containing prescription or nonprescription NSAIDs [aspirin, ibuprofen, naproxen, or others]
  • have 3 or more alcoholic drinks every day while using this product
  • take more or for a longer time than directed

Do not Use

If you are allergic to salicylates (including aspirin) or any other pain reliever/fever reducer.

Ask a Doctor Before Use If

  • 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 asthma
  • you are taking a diuretic

Ask a Doctor or Pharmacist Before Use If You are Taking a Prescription Drug For

  • gout
  • diabetes
  • arthritis

Stop Use and Ask a Doctor If

  • you experience any of the following signs of stomach bleeding:
    • vomit blood
    • feel faint
    • have bloody or black stools
    • have stomach pain that does not get better
  • an allergic reaction occurs. Seek medical help right away.
  • new symptoms occur
  • redness or swelling is present
  • ringing in the ears or loss of hearing occurs
  • pain gets worse or lasts more than 10 days
  • fever gets worse or lasts more than 3 days

These could be signs of a serious condition.

If pregnant or breast-feeding, ask a health professional before use. It is especially important not to use magnesium salicylate 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 (1-800-222-1222) right away.


  • drink a full glass of water with each dose
  • adults: 2 caplets every 6 hours, not to exceed 8 caplets in 24 hours
  • children under 12 years: do not use unless directed by a doctor

Other Information

  • each caplet contains: magnesium 50 mg
  • store at 25°C (77°F); excursions permitted between 15°-30°C (59°-86°F)
  • see end flap for expiration date and lot number

Inactive Ingredients

hypromellose, magnesium stearate, microcrystalline cellulose, polydextrose, polyethylene glycol, stearic acid, titanium dioxide, triacetin

Questions or Comments