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Flutemetamol Side Effects

The most commonly reported side effects of flutemetamol include flushing, dyspnoea, and back pain, based on 369 FDA adverse event reports from 2007 to 2025.

Flutemetamol side effects

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

1
Flushing43.4%160
2
Dyspnoea25.2%93
3
Back Pain20.1%74
4
Dizziness16.8%62
5
Nausea16.0%59
6
Chest Discomfort11.7%43
7
Headache8.9%33
8
Chest Pain7.6%28
9
Cough7.3%27
10
Feeling Hot6.5%24
11
Hot Flush6.2%23
12
Erythema6.0%22
13
Hyperhidrosis6.0%22
14
Muscle Spasms4.9%18
15
Blood Pressure Increased4.9%18

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

Report severity

42.8%Serious158 reports
11.9%Hospitalizations44 reports
1.1%Fatal4 reports

Seriousness is determined by the reporter, not by OpenClaim.

Flutemetamol drug interactions

Other drugs that appear in adverse event reports alongside flutemetamol. 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
Interferon4.6%17
2
Aducanumab-avwa4.6%17
3
Ocrelizumab1.1%4
4
Dalfampridine0.8%3
5
Ceftazidime0.5%2
6
Rituximab0.5%2
7
Polatuzumab-vedotin-piiq0.5%2
8
Carvedilol0.3%1
9
Thalidomide0.3%1
10
Nilotinib0.3%1
11
Alendronate-sodium0.3%1
12
Folic-acid0.3%1
13
Hydroxyzine0.3%1
14
Gabapentin0.3%1
15
Bendamustine-hydrochloride0.3%1

Taken alongside

1
Atorvastatin-calcium5.7%21
2
Donepezil-hydrochloride5.7%21
3
Levothyroxine-sodium5.7%21
4
Metoprolol5.4%20
5
Amlodipine4.9%18
6
Memantine-hydrochloride4.9%18
7
Ergocalciferol3.8%14
8
Simvastatin3.5%13
9
Gabapentin3.5%13
10
Metformin3.3%12
11
Pantoprazole-sodium3.3%12
12
Losartan-potassium3.0%11
13
Ammonium3.0%11
14
Aspirin2.7%10
15
Sertraline-hydrochloride2.7%10

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 flutemetamol side effects

59.1% of flutemetamol adverse event reports involve female patients and 20.3% involve male patients. The largest age group is elderly at 78%. These figures reflect who reports side effects, not underlying risk.

Sex

Female59.1%
Male20.3%
Unknown20.6%

Age group

< 20.0%
2–110.0%
12–170.4%
18–6421.5%
65+78.1%

What is flutemetamol used for

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

Analgesic TherapyAnaphylactic ShockAntipyresisAmyloid Related Imaging AbnormalitiesAmyloidosisCognitive DisorderComputerised Tomogram HeadConstipationCognitive DisorderComputerised Tomogram HeadDementiaDementia Alzheimer^s TypeDiagnostic ProcedureDementiaDementia Alzheimer^s Type

Showing 15 of 34 indications

Flutemetamol brand names and reporting trend

Flutemetamol is sold under the brand name Vizamyl.

Brand names

Vizamyl46

Quarterly reports (20072025)

2007201520202025

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

Taking flutemetamol with another medication?

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