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Pralatrexate

Antimetabolite · Antineoplastic

AntimetaboliteAntineoplastic
CDSCO approvedSchedule H
EXCRETION
not curated
INTERACTIONS
12 major
SEVERE in our sources
PREGNANCY
not curated
Top interactionssee all 12
  • AdalimumabSevereDatabaseDDInter
  • BaricitinibSevereDatabaseDDInter
  • CertolizumabSevereDatabaseDDInter
  • CladribineSevereDatabaseDDInter

Mechanism

Pralatrexate is an antimetabolite that functions as a folate antagonist. It has an increased capacity for transport into tumor cells compared to older agents. Pralatrexate primarily exerts its inhibitory effect on thymidylate synthase (TS), an enzyme crucial for DNA synthesis.

Indications

cutaneous T-cell lymphoma (CTCL)

Dosing

Adult
of a lethal effect caused by multiple insults to the same organ system by different drugs and allows dose intensity to be maximized. 3. Optimum scheduling: Drugs should be used in their optimal dose and schedule, and drug combinations should be administered at consistent intervals.…

Drug interactions

Adalimumab
Severe
Database

Drug interaction classified as: synergy

Source: DDInter

Baricitinib
Severe
Database

Drug interaction classified as: synergy

Source: DDInter

Certolizumab
Severe
Database

Drug interaction classified as: synergy

Source: DDInter

Cladribine
Severe
Database

Drug interaction classified as: synergy

Source: DDInter

Clozapine
Severe
Database

Drug interaction classified as: synergy

Source: DDInter

Deferiprone
Severe
Database

Clinical effect not specified

Source: DDInter

Etanercept
Severe
Database

Drug interaction classified as: synergy

Source: DDInter

Fingolimod
Severe
Database

Drug interaction classified as: synergy

Source: DDInter

Golimumab
Severe
Database

Clinical effect not specified

Source: DDInter

Infliximab
Severe
Database

Clinical effect not specified

Source: DDInter

Leflunomide
Severe
Database

Clinical effect not specified

Source: DDInter

Lomitapide
Severe
Database

Clinical effect not specified

Source: DDInter

Related guidelines

Other Antimetabolite drugs

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Sources: Goodman & Gilman 14e, Katzung·Verified: 2026-05-13 · House clinical team