"May 4, 2011 -- The osteoporosis drugs known as bisphosphonates increase the risk of getting unusual thigh bone fractures, as experts have suspected, according to a new Swedish study.
But these fractures are infrequent and the risk is "...
(pamidronate disodium) for Injection
For Intravenous Infusion
Aredia, pamidronate disodium (APD), is a bisphosphonate available in 30-mg or 90-mg vials for intravenous administration. Each 30-mg and 90-mg vial contains, respectively, 30 mg and 90 mg of sterile, lyophilized pamidronate disodium and 470 mg and 375 mg of mannitol, USP. The pH of a 1% solution of pamidronate disodium in distilled water is approximately 8.3. Aredia, a member of the group of chemical compounds known as bisphosphonates, is an analog of pyrophosphate. Pamidronate disodium is designated chemically as phosphonic acid (3-amino-l-hydroxypropylidene) bis-, disodium salt, pentahydrate, (APD), and its structural formula is
Pamidronate disodium is a white-to-practically-white powder. It is soluble in water and in 2N sodium hydroxide, sparingly soluble in 0.1N hydrochloric acid and in 0.1N acetic acid, and practically insoluble in organic solvents. Its molecular formula is C3H9NO7P2Na2•5H2O and its molecular weight is 369.1.
Inactive Ingredients. Mannitol, USP, and phosphoric acid (for adjustment to pH 6.5 prior to lyophilization).
What are the possible side effects of pamidronate (Aredia)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have a serious side effect such as:
- high fever;
- severe joint, bone, or muscle pain;
- new or unusual pain in your thigh or hip;
- urinating less than usual or not at all;
- swelling, rapid weight gain;
- pain or burning when you urinate;
- seizure (convulsions);
- eye pain, vision changes;
- pale skin, feeling light-headed or short...
What are the precautions when taking pamidronate disodium (Aredia)?
Before using pamidronate, tell your doctor or pharmacist if you are allergic to it; or other bisphosphonates (such as alendronate); or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: recent or planned dental procedures (such as tooth removal), parathyroid/thyroid surgery, kidney problems, severe loss of body water (dehydration), heart failure.
Infrequently, people taking this class of medication (bisphosphonates) have had serious jawbone problems (osteonecrosis). Lack of proper dental hygiene, poorly fitting dentures, or certain dental procedures...
Last reviewed on RxList: 6/21/2012
This monograph has been modified to include the generic and brand name in many instances.
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