Cancer and Chemotherapy Flashcards
Cyclophosphamide - Drug Class
Alkylating agent
Cyclophosphamide - Mechanism of Action
DNA cross-linking/alkylation
Cyclophosphamide - Drug Targets
DNA
Cyclophosphamide - Expected Time for Effect
Varies depending on the condition being treated
Cyclophosphamide - Pharmacodynamics
Interferes with DNA replication and RNA transcription
Cyclophosphamide - Pharmacokinetics - Absorption
> 75% (by mouth)
Cyclophosphamide - Pharmacokinetics - Distribution
Protein binding >60%
Cyclophosphamide - Pharmacokinetics - Metabolism
Liver
Cyclophosphamide - Pharmacokinetics - Excretion
Kidney
Cyclophosphamide - Pharmacokinetics - Half-life
3–12 hours
Cyclophosphamide - Dosage Ranges
Varies based on the condition and patient
Cyclophosphamide - Key Facts
Can cause sterility, birth defects, mutations, and cancer.
Chlorambucil - Drug Class
Alkylating agent
Chlorambucil - Mechanism of Action
DNA cross-linking/alkylation
Chlorambucil - Drug Targets
DNA
Chlorambucil - Expected Time for Effect
Varies depending on the condition being treated
Chlorambucil - Pharmacodynamics
Interferes with DNA replication and RNA transcription
Chlorambucil - Pharmacokinetics - Absorption
Rapid and complete (>70%) from GI tract; reduced with food
Chlorambucil - Pharmacokinetics - Distribution
Vd: ~0.31 L/kg
Chlorambucil - Pharmacokinetics - Metabolism
Hepatic (extensively); primarily to active metabolite, phenylacetic acid mustard
Chlorambucil - Pharmacokinetics - Excretion
Urine (~20% to 60% within 24 hours, primarily as inactive metabolites, <1% as unchanged drug or phenylacetic acid mustard)
Chlorambucil - Pharmacokinetics - Half-life
Chlorambucil: ~1.5 hours; Phenylacetic acid mustard: 1.8 ± 0.4 hours
Chlorambucil - Dosage Ranges
Varies based on the condition and patient
Chlorambucil - Key Facts
Can cause bone marrow suppression, is a known carcinogen, mutagenic, and teratogenic.