Pharmacologic Therapies for Osteoporosis

Oral bisphosphonates are the 1st-line treatment for most patients.

“Raloxifene, teriparatide, and denosumab are alternative effective treatments for certain subsets of patients and for those who are unable to take or whose condition does not respond to bisphosphonates. The need for follow-up bone mineral density testing in patients receiving treatment for osteoporosis is uncertain.” AAFP 2015

http://www.aafp.org/afp/2015/0815/p261.html

CLASS/MEDICATION FDA INDICATION FRACTURE TYPE TYPICAL DOSAGE AND MONTHLY COST 27,28 ADVERSE EFFECTS AND CONTRAINDICATIONS NNT (TO PREVENT ONE FRACTURE)29

Bisphosphonates

Consider drug discontinuation after 5 years in low-risk patients

Small risk of atypical femoral shaft fractures; osteonecrosis of the jaw

Alendronate (Fosamax)

Prevention

Hip, vertebral, nonvertebral

5 mg per day or 35 mg per week, oral
$53
Mild upper gastrointestinal events, esophageal ulcerations, perforations, bleeding events, muscular and joint pains
Contraindications: abnormalities of the esophagus; inability to stand or sit upright for at least 30 minutes; hypersensitivity to any product component; increased risk of aspiration or dysphagia

Hip: 91 (2 to 5 years)

Treatment

Hip, vertebral, nonvertebral

10 mg per day or 70 mg per week, oral
$107

Alendronate/cholecalciferol (Fosamax Plus D)

Treatment

Hip, vertebral, nonvertebral

70 mg plus 2,800 IU or 5,600 IU per week, oral
$140

Same as alendronate

Ibandronate (Boniva)

Prevention and treatment

Vertebral only

150 mg monthly or 2.5 mg per day, oral
$153

Same as alendronate

Spine: 20 (3 years)

Treatment

Vertebral only

3 mg every 3 months, IV
$159 (one dose = $477)

Same as alendronate

Risedronate (Actonel)

Prevention and treatment

Hip, vertebral, nonvertebral

5 mg per day
or
35 mg per week
or
75 mg in two consecutive days per month
or
150 mg per month, oral
$199

Same as alendronate

Hip: 77 (3 years)

Risedronate, delayed release (Atelvia)

Treatment

Hip, vertebral, nonvertebral

35 mg per week, oral
$168

Same as alendronate

Risedronate with calcium

Prevention and treatment

Hip, vertebral, nonvertebral

35 mg per week (day 1) plus 1,250 mg calcium per day (days 2 to 7 each week), oral
$216

Same as alendronate

Zoledronic acid (Reclast)

Prevention

Hip, vertebral, nonvertebral

5 mg every 2 years, IV
$45 (one dose = $1,083)
Muscular and joint pains.
Contraindications: hypocalcemia creatinine clearance < 35 mL per minute per 1.73 m2 (0.58 mL per second per m2) and acute renal impairment; hypersensitivity to zoledronic acid or any components of this product
Hip: 91 (3 years)
Spine: 30 (2 years; from 1 study of men)

Treatment

Hip, vertebral, nonvertebral

5 mg per year, IV
$90 (one dose = $1,083)

Raloxifene (Evista)

Prevention and treatment

Vertebral only

60 mg per day, oral
$198
Pulmonary embolism, thromboembolic events
Contraindications: venous thromboembolism; pregnancy, women who may become pregnant, and breastfeeding mothers

Spine: 29 (3 years)

Teriparatide (Forteo)

Treatment (high risk*)

Vertebral, nonvertebral

20 mcg per day for up to 2 years, subcutaneous
$1,545
Arthralgia, pain, nausea, transient orthostatic hypotension, hypercalcemia, hyperuricemia
Contraindications: hypersensitivity to teriparatide or to any of its components; reactions have included angioedema and anaphylaxis

Spine: 11 (1.5 years)

Denosumab (Prolia)

Treatment (high risk*)

Hip, vertebral, nonvertebral

60 mg every 6 months, subcutaneous
$146 (one dose = $881)

Muscular and joint pains; small risk of osteonecrosis of the jaw (especially older women with poor dental hygiene or cancer) Contraindications: hypocalcemia; pregnancy

Spine: 21 (3 years)


FDA = U.S. Food and Drug Administration; IV = intravenous; NNT = number needed to treat.

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