OpenClaim

Teriparatide Side Effects

The most commonly reported side effects of teriparatide include arthralgia, nausea, and pain in extremity, based on 110,141 FDA adverse event reports from 2004 to 2025.

Teriparatide side effects

Percentages show how often each reaction appears relative to total reports for teriparatide.

1
Arthralgia6.3%6,926
2
Nausea6.0%6,634
3
Pain In Extremity5.7%6,311
4
Dizziness5.3%5,887
5
Pain5.1%5,587
6
Fatigue4.9%5,419
7
Injection Site Bruising4.3%4,704
8
Muscle Spasms4.1%4,490
9
Malaise4.0%4,395
10
Back Pain3.8%4,225
11
Fall3.7%4,057
12
Headache3.6%3,999
13
Fall3.5%3,826
14
Injection Site Pain3.5%3,803
15
Injection Site Erythema3.3%3,593

These are voluntary reports and do not establish that teriparatide caused these reactions.

Report severity

37.6%Serious41,402 reports
21.9%Hospitalizations24,115 reports
4.8%Fatal5,276 reports

Seriousness is determined by the reporter, not by OpenClaim.

Teriparatide drug interactions

Other drugs that appear in adverse event reports alongside teriparatide. Drugs flagged as a suspected cause appear in the first column. Drugs taken at the same time but not suspected appear in the second.

Also suspected

1
Raloxifene-hydrochloride0.8%890
2
Adalimumab0.4%449
3
Denosumab0.4%420
4
Etanercept0.3%277
5
Alendronate-sodium0.2%271
6
Duloxetine-hydrochloride0.2%212
7
Insulin0.2%186
8
Methotrexate0.2%173
9
Tofacitinib0.1%163
10
Prednisone0.1%136
11
Zoledronic-acid0.1%134
12
Abaloparatide0.1%122
13
Abatacept0.1%115
14
Parathyroid-hormone0.1%111
15
Rituximab<0.1%109

Taken alongside

1
Calcium6.6%7,262
2
Ergocalciferol6.1%6,711
3
Levothyroxine-sodium3.6%3,950
4
Aspirin3.4%3,782
5
Acetaminophen3.3%3,597
6
Prednisone2.8%3,040
7
Omeprazole2.4%2,599
8
Furosemide1.9%2,088
9
Atorvastatin-calcium1.7%1,876
10
Amlodipine1.6%1,804
11
Metoprolol1.6%1,767
12
Simvastatin1.5%1,634
13
Warfarin1.5%1,604
14
Hydrochlorothiazide1.4%1,564
15
Gabapentin1.4%1,551

Co-occurrence in adverse event reports does not establish a drug interaction. Patients often take multiple medications, and these lists reflect prescribing patterns rather than causal relationships. Consult a healthcare provider about potential drug interactions.

Who reports teriparatide side effects

89.2% of teriparatide adverse event reports involve female patients and 9.3% involve male patients. The largest age group is elderly at 72%. These figures reflect who reports side effects, not underlying risk.

Sex

Female89.2%
Male9.3%
Unknown1.5%

Age group

< 2<0.1%
2–11<0.1%
12–17<0.1%
18–6428.2%
65+71.7%

What is teriparatide used for

Conditions and purposes for which patients were taking teriparatide when the adverse event was reported.

AccidentAcetabulum FractureAcute Graft Versus Host DiseaseAcute Stress DisorderAdjusted CalciumAdjuvant TherapyAdrenal NeoplasmAdverse EventAneurysmal Bone CystAnkle FractureAnkylosing SpondylitisAnticoagulant TherapyArteriosclerosisArteritisArthralgia

Showing 15 of 513 indications

Teriparatide brand names and reporting trend

Teriparatide is sold under brand names including Forteo, Parathar.

Brand names

Forteo8,574
Parathar151

Quarterly reports (20042025)

20052010201520202025

An upward trend reflects increased FAERS reporting overall, not necessarily increased risk.

Taking teriparatide with another medication?

Ask OpenClaim about your specific drug combination. Get a sourced report using FDA data, drug labels, and medical literature.