Review: could Fosamax cause Colitis?


Colitis is found among people who take Fosamax, especially for people who are female, 60+ old , have been taking the drug for 5 - 10 years, also take medication Alendronate Sodium, and have Osteoporosis . We study 74,348 people who have side effects while taking Fosamax from FDA and social media. Among them, 446 have Colitis. Find out below who they are, when they have Colitis and more.

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Fosamax has active ingredients of alendronate sodium. It is often used in osteoporosis. (latest outcomes from Fosamax 81,526 users)


Colitis (inflammation of colon) has been reported by people with ulcerative colitis, fever, rashes, drug ineffective, weakness (latest reports from 20,029 Colitis patients).

On Aug, 28, 2016

74,348 people reported to have side effects when taking Fosamax.
Among them, 446 people (0.6%) have Colitis

Number of reports submitted per year:

Could Fosamax cause Colitis?

Time on Fosamax when people have Colitis *:

  • < 1 month: 3.83 %
  • 1 - 6 months: 4.31 %
  • 6 - 12 months: 5.74 %
  • 1 - 2 years: 9.09 %
  • 2 - 5 years: 22.01 %
  • 5 - 10 years: 36.36 %
  • 10+ years: 18.66 %

Gender of people who have Colitis when taking Fosamax *:

  • female: 94.46 %
  • male: 5.54 %

Age of people who have Colitis when taking Fosamax *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 1.64 %
  • 20-29: 0.27 %
  • 30-39: 5.19 %
  • 40-49: 7.38 %
  • 50-59: 32.79 %
  • 60+: 52.73 %

Top conditions involved for these people *:

  • Osteoporosis (266 people, 59.64%)
  • Osteopenia (109 people, 24.44%)
  • Hypertension (42 people, 9.42%)
  • Gastrooesophageal Reflux Disease (42 people, 9.42%)
  • Blood Cholesterol Increased (32 people, 7.17%)

Top co-used drugs for these people *:

  • Alendronate Sodium (70 people, 15.70%)
  • Boniva (63 people, 14.13%)
  • Synthroid (46 people, 10.31%)
  • Vitamins (45 people, 10.09%)
  • Prednisone (45 people, 10.09%)

* Approximation only. Some reports may have incomplete information.

** Reports from social media are used.

How to use the study: print a copy of the study and bring it to your health teams to ensure drug risks and benefits are fully discussed and understood.

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