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Unoprostone Side Effects

The most commonly reported side effects of unoprostone include malaise, visual acuity reduced, and eye pain, based on 138 FDA adverse event reports from 2004 to 2025. 4.3% of reports found the drug to be ineffective.

Unoprostone side effects

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

1
Malaise4.3%6
2
Drug Ineffective4.3%6
3
Visual Acuity Reduced3.6%5
4
Eye Pain3.6%5
5
Hypotension3.6%5
6
Dizziness3.6%5
7
Decreased Appetite3.6%5
8
Asthenia3.6%5
9
Ulcerative Keratitis2.9%4
10
Macular Oedema2.9%4
11
Blood Pressure Increased2.9%4
12
Visual Impairment2.9%4
13
Pyrexia2.9%4
14
Fall2.9%4
15
Pneumonia2.9%4

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

Report severity

89.1%Serious123 reports
37.7%Hospitalizations52 reports
4.3%Fatal6 reports

Seriousness is determined by the reporter, not by OpenClaim.

Unoprostone drug interactions

Other drugs that appear in adverse event reports alongside unoprostone. 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
Latanoprost8.7%12
2
Valsartan5.1%7
3
Bimatoprost4.3%6
4
Dorzolamide-hydrochloride3.6%5
5
Timolol3.6%5
6
Betaxolol-hydrochloride3.6%5
7
Brimonidine-tartrate2.9%4
8
Hydrochlorothiazide2.2%3
9
Ceftriaxone-sodium2.2%3
10
Brinzolamide2.2%3
11
Ethinyl-estradiol1.4%2
12
Norelgestromin1.4%2
13
Acetazolamide1.4%2
14
Goserelin1.4%2
15
Amlodipine1.4%2

Taken alongside

1
Aspirin13.8%19
2
Furosemide9.4%13
3
Timolol8.0%11
4
Amlodipine8.0%11
5
Atorvastatin-calcium6.5%9
6
Latanoprost5.8%8
7
Dorzolamide-hydrochloride5.1%7
8
Simvastatin5.1%7
9
Metformin5.1%7
10
Acetaminophen4.3%6
11
Omeprazole4.3%6
12
Insulin4.3%6
13
Brimonidine-tartrate3.6%5
14
Pravastatin-sodium3.6%5
15
Prednisone3.6%5

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 unoprostone side effects

31.2% of unoprostone adverse event reports involve female patients and 64.5% involve male patients. The largest age group is elderly at 79%. These figures reflect who reports side effects, not underlying risk.

Sex

Female31.2%
Male64.5%
Unknown4.3%

Age group

< 20.0%
2–111.0%
12–170.0%
18–6420.4%
65+78.6%

What is unoprostone used for

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

Benign Prostatic HyperplasiaBladder DisorderDysuriaDyslipidaemiaGlaucomaGlaucoma CongenitalGlaucomaHypertensionIntraocular Pressure IncreasedNormal Tension GlaucomaOcular HypertensionOpen Angle GlaucomaOptic Nerve Cup/disc Ratio IncreasedProduct Used For Unknown IndicationProstate Cancer

Showing 15 of 23 indications

Unoprostone brand names and reporting trend

Unoprostone is sold under the brand name Rescula.

Brand names

Rescula67

Quarterly reports (20042025)

200420102025

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

Taking unoprostone with another medication?

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