Substance / Medication

Tolcapone

Overview

Active Ingredient
tolcapone
RxNorm CUI
72937

Indications

TASMAR is indicated as an adjunct to levodopa and carbidopa for the treatment of the signs and symptoms of idiopathic Parkinson's disease. Because of the risk of potentially fatal, acute fulminant liver failure, TASMAR (tolcapone) should ordinarily be used in patients with Parkinson's disease on l-dopa/carbidopa who are experiencing symptom fluctuations and are not responding satisfactorily to or are not appropriate candidates for other adjunctive therapies. Because of the risk of liver injury a

Labeler: Bausch Health US LLCUpdated: 2020-10-02T00:00:00.000ZFull label on DailyMed

Boxed Warning

FDA Black Box Warning

INDICATIONS DOSAGE AND ADMINISTRATION Because of the risk of potentially fatal, acute fulminant liver failure, TASMAR (tolcapone) should ordinarily be used in patients with Parkinson's disease on l-dopa/carbidopa who are experiencing symptom fluctuations and are not responding satisfactorily to or a

Contraindications

When this intervention should not be used

TASMAR tablets are contraindicated in patients with liver disease, in patients who were withdrawn from TASMAR because of evidence of TASMAR-induced hepatocellular injury or who have demonstrated hypersensitivity to the drug or its ingredients. PRECAUTIONS: Events Reported With Dopaminergic Therapy T

Indications & Related Conditions

Conditions associated via SNOMED clinical relationships

Administration & Protocol

Dosing, route, and treatment protocol

Detailed dosage and administration information is available in the full FDA drug label.

View full prescribing information on DailyMed

Monitoring & Follow-Up

Biomarkers relevant to this intervention via related conditions

No monitoring biomarkers have been mapped yet. Biomarker-intervention linkages are derived through related conditions and will expand as the knowledge graph grows.

Research Evidence

Published studies and systematic reviews

Sort:
A systematic review of the cognitive effects of the COMT inhibitor, tolcapone, in adult humans.
Kings Emilia, Ioannidis Konstantinos, Grant Jon E et al. · CNS Spectr · 2024
PMID: 38487834Meta-Analysis
Safety and efficacy of tolcapone in Parkinson's disease: systematic review.
Artusi Carlo Alberto, Sarro Lidia, Imbalzano Gabriele et al. · Eur J Clin Pharmacol · 2021
PMID: 33415500Meta-AnalysisFull text (PMC)
Effects of pharmacological and genetic regulation of COMT activity in alcohol use disorder: a randomized, placebo-controlled trial of tolcapone.
Schacht Joseph P, Yeongbin Im, Hoffman Michaela et al. · Neuropsychopharmacology · 2022
PMID: 35523943RCTFull text (PMC)
Tolcapone in obsessive-compulsive disorder: a randomized double-blind placebo-controlled crossover trial.
Grant Jon E, Hook Roxanne, Valle Stephanie et al. · Int Clin Psychopharmacol · 2021
PMID: 34310432RCTFull text (PMC)
The catechol-O-methyltransferase inhibitor tolcapone modulates alcohol consumption and impulsive choice in alcohol use disorder.
Coker Allison R, Weinstein Dawn N, Vega Taylor A et al. · Psychopharmacology (Berl) · 2020
PMID: 32617646RCTFull text (PMC)
Effects of tolcapone and bromocriptine on cognitive stability and flexibility.
Cameron Ian G M, Wallace Deanna L, Al-Zughoul Ahmad et al. · Psychopharmacology (Berl) · 2018
PMID: 29427081RCTFull text (PMC)
Tolcapone-Enhanced Neurocognition in Healthy Adults: Neural Basis and Predictors.
Bhakta Savita G, Light Gregory A, Talledo Jo A et al. · Int J Neuropsychopharmacol · 2017
PMID: 29020372RCTFull text (PMC)
Right inferior frontal cortex activity correlates with tolcapone responsivity in problem and pathological gamblers.
Kayser Andrew S, Vega Taylor, Weinstein Dawn et al. · Neuroimage Clin · 2017
PMID: 28066708RCTFull text (PMC)
Effects of tolcapone on working memory and brain activity in abstinent smokers: a proof-of-concept study.
Ashare Rebecca L, Wileyto E Paul, Ruparel Kosha et al. · Drug Alcohol Depend · 2013
PMID: 24095246RCTFull text (PMC)

Research data from MEDLINE/PubMed

Benefits & Expected Outcomes

Benefits, expected outcomes, efficacy data, and NNT (Number Needed to Treat) are pending physician authorship and evidence review.

Risks & Side Effects

Adverse reaction and safety data for this drug is sourced from the FDA-approved label.

View adverse reactions & drug interactions on DailyMed

Related Symptoms

Symptoms associated with conditions this intervention addresses

No related symptoms have been mapped yet. Symptom linkages are derived through associated conditions.

Alternatives & Comparisons

Alternative treatments, comparison data, and clinical decision support are pending physician authorship.

Medical Disclaimer

This information is for educational purposes only and does not constitute medical advice, diagnosis, or treatment. Always consult with a qualified healthcare provider regarding any medical condition or treatment plan.

Do not start, stop, or change any treatment without consulting your healthcare provider.

Quick Facts

Type
Substance / Medication
Fully Specified Name
Tolcapone (substance)
SNOMED CT
386851002
UMLS CUI
C0246330
RxNorm CUI
72937
Labeler
Bausch Health US LLC

Clinical Data

This intervention maps to 1 entities in the Healos knowledge graph.

1
Conditions
0
Biomarkers
0
Specialists
0
Symptoms

Data is sourced from SNOMED CT, UMLS, and the Healos clinical knowledge graph. Content sections marked as pending require physician authorship. Consult a healthcare provider before starting any treatment.