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Ombitasvir Side Effects

The most commonly reported side effects of ombitasvir include fatigue, nausea, and headache, based on 10,945 FDA adverse event reports from 2014 to 2025.

Ombitasvir side effects

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

1
Fatigue22.2%2,425
2
Nausea13.0%1,423
3
Headache10.4%1,133
4
Insomnia8.6%945
5
Pruritus8.2%893
6
Diarrhoea6.2%681
7
Asthenia6.0%653
8
Vomiting5.0%551
9
Dizziness4.8%527
10
Rash4.8%525
11
Drug Dose Omission4.5%491
12
Dyspnoea3.9%427
13
Anaemia3.8%418
14
Decreased Appetite3.5%382
15
Haemoglobin Decreased2.8%309

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

Report severity

27.3%Serious2,985 reports
15.9%Hospitalizations1,738 reports
1.9%Fatal211 reports

Seriousness is determined by the reporter, not by OpenClaim.

Ombitasvir drug interactions

Other drugs that appear in adverse event reports alongside ombitasvir. 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
Dasabuvir-sodium96.2%10,530
2
Ribavirin23.1%2,531
3
Ritonavir4.0%437
4
Paritaprevir3.6%392
5
Sofosbuvir0.6%70
6
Ledipasvir0.5%55
7
Tacrolimus0.5%54
8
Simeprevir-sodium0.3%38
9
Daclatasvir-dihydrochloride0.3%35
10
Aztreonam0.2%26
11
Quetiapine-fumarate0.2%25
12
Ivacaftor0.2%25
13
Amlodipine0.2%23
14
Tenofovir0.2%20
15
Metformin0.2%18

Taken alongside

1
Ribavirin26.0%2,848
2
Lisinopril5.2%567
3
Ergocalciferol4.5%496
4
Omeprazole4.4%485
5
Amlodipine4.2%457
6
Aspirin3.8%414
7
Metformin3.3%366
8
Ibuprofen3.0%324
9
Levothyroxine-sodium2.9%314
10
Albuterol2.8%304
11
Acetaminophen2.6%290
12
Gabapentin2.6%286
13
Insulin2.5%272
14
Furosemide2.5%270
15
Metoprolol2.4%265

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 ombitasvir side effects

43.1% of ombitasvir adverse event reports involve female patients and 51.2% involve male patients. The largest age group is adult at 85%. These figures reflect who reports side effects, not underlying risk.

Sex

Female43.1%
Male51.2%
Unknown5.6%

Age group

< 2<0.1%
2–11<0.1%
12–17<0.1%
18–6485.0%
65+14.7%

What is ombitasvir used for

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

Abdominal Pain UpperAcute Hepatitis CAcute Kidney InjuryAntiretroviral TherapyAntiviral ProphylaxisAntiviral TreatmentAutoimmune HepatitisAntiviral TreatmentChild-pugh-turcotte Score IncreasedChronic HepatitisChronic Hepatitis CChronic Myeloid LeukaemiaCryoglobulinaemiaChronic Hepatitis BChronic Hepatitis C

Showing 15 of 43 indications

Ombitasvir brand names and reporting trend

Ombitasvir is sold under brand names including Technivie, Viekira Pak (copackaged).

Brand names

Technivie420
Viekira Pak (copackaged)60

Quarterly reports (20142025)

2014201620202025

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

Taking ombitasvir with another medication?

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