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Maraviroc Side Effects

The most commonly reported side effects of maraviroc include virologic failure, viral mutation identified, and pathogen resistance, based on 2,366 FDA adverse event reports from 2007 to 2025. 3.6% of reports found the drug to be ineffective.

Maraviroc side effects

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

1
Virologic Failure5.7%135
2
Viral Mutation Identified5.3%125
3
Pathogen Resistance5.2%123
4
Anxiety3.9%92
5
Pain3.8%91
6
Off Label Use3.8%91
7
Drug Ineffective3.6%86
8
Drug Resistance3.3%78
9
Emotional Distress3.1%73
10
Drug Interaction2.7%64
11
Exposure During Pregnancy2.7%63
12
Treatment Failure2.6%62
13
Anhedonia2.6%62
14
Treatment Noncompliance2.4%56
15
Chronic Kidney Disease2.3%55

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

Report severity

85.8%Serious2,029 reports
36.7%Hospitalizations869 reports
11.7%Fatal277 reports

Seriousness is determined by the reporter, not by OpenClaim.

Maraviroc drug interactions

Other drugs that appear in adverse event reports alongside maraviroc. 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
Ritonavir24.9%588
2
Tenofovir23.5%555
3
Darunavir21.7%514
4
Raltegravir-potassium21.7%514
5
Emtricitabine18.8%445
6
Lamivudine16.2%383
7
Dolutegravir10.0%237
8
Etravirine9.0%213
9
Abacavir9.0%212
10
Zidovudine7.8%185
11
Lopinavir6.3%148
12
Efavirenz5.2%123
13
Atazanavir-sulfate4.2%100
14
Stavudine3.5%83
15
Amprenavir3.2%75

Taken alongside

1
Ritonavir21.2%502
2
Raltegravir-potassium18.3%432
3
Tenofovir16.7%394
4
Darunavir16.2%383
5
Emtricitabine13.4%316
6
Lamivudine12.0%283
7
Dolutegravir7.9%188
8
Etravirine7.7%183
9
Abacavir6.5%154
10
Sulfamethoxazole6.1%144
11
Trimethoprim6.0%141
12
Aspirin5.1%120
13
Acetaminophen5.0%118
14
Acyclovir4.7%111
15
Lopinavir4.5%106

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 maraviroc side effects

22.5% of maraviroc adverse event reports involve female patients and 59.4% involve male patients. The largest age group is adult at 85%. These figures reflect who reports side effects, not underlying risk.

Sex

Female22.5%
Male59.4%
Unknown18.0%

Age group

< 21.0%
2–110.3%
12–171.3%
18–6484.6%
65+12.7%

What is maraviroc used for

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

Acquired Immunodeficiency SyndromeAcute Graft Versus Host DiseaseAcute Hiv InfectionAids EncephalopathyAntiretroviral TherapyAntiviral ProphylaxisAntiviral TreatmentAsymptomatic Hiv InfectionAutoimmune DisorderAcquired Immunodeficiency SyndromeAcute Hiv InfectionAntiretroviral TherapyAutoimmune DisorderBlood Hiv Rna IncreasedCd4 Lymphocytes Increased

Showing 15 of 84 indications

Maraviroc brand names and reporting trend

Maraviroc is sold under the brand name Selzentry.

Brand names

Selzentry1,979

Quarterly reports (20072025)

20072010201520202025

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

Taking maraviroc with another medication?

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