"The U.S. Food and Drug Administration today warned patients and health care providers about the possible risk of atypical thigh bone (femoral) fracture in patients who take bisphosphonates, a class of drugs used to prevent and treat osteoporosis."...
(zoledronic acid) Injection
Zometa contains zoledronic acid, a bisphosphonic acid which is an inhibitor of osteoclastic bone resorption. Zoledronic acid is designated chemically as (1-Hydroxy-2-imidazol-1-yl-phosphonoethyl) phosphonic acid monohydrate and its structural formula is:
Zoledronic acid is a white crystalline powder. Its molecular formula is C5H10N2O7P2•H2O and its molar mass is 290.1g/mol. Zoledronic acid is highly soluble in 0.1N sodium hydroxide solution, sparingly soluble in water and 0.1N hydrochloric acid, and practically insoluble in organic solvents. The pH of a 0.7% solution of zoledronic acid in water is approximately 2.0.
Zometa is available in 100 mL bottles as a sterile liquid ready-to-use solution for intravenous infusion and in 5 mL vials as a sterile liquid concentrate solution for intravenous infusion.
- Each 100 mL ready-to-use bottle contains 4.264 mg zoledronic acid monohydrate, corresponding to 4 mg zoledronic acid on an anhydrous basis, 5100 mg of mannitol, USP, water for injection, and 24 mg of sodium citrate, USP.
- Each 5 mL concentrate vial contains 4.264 mg zoledronic acid monohydrate, corresponding to 4 mg zoledronic acid on an anhydrous basis, 220 mg of mannitol, USP, water for injection, and 24 mg of sodium citrate, USP.
Inactive Ingredients: mannitol, USP, as bulking agent, water for injection, and sodium citrate, USP, as buffering agent.
What are the possible side effects of zoledronic acid (Reclast, Zometa)?
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:
- urinating less than usual or not at all;
- drowsiness, confusion, mood changes, increased thirst, loss of appetite, nausea and vomiting;
- swelling, weight gain, feeling short of breath;
- muscle spasms, numb or tingly feeling (especially around your mouth);
- fever, chills, body aches, flu...
What are the precautions when taking zoledronic acid for inj (Zometa)?
Before using zoledronic acid, tell your doctor or pharmacist if you are allergic to it; or to other bisphosphonates (such as alendronate, risedronate); 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: kidney problems, loss of too much body water (dehydration), aspirin-sensitive asthma.
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 (such as tooth extraction, dental surgery) may increase your...
Last reviewed on RxList: 1/23/2015
This monograph has been modified to include the generic and brand name in many instances.
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