Levodopa vs Morphine
## Levodopa vs Morphine: Overview
This comparison examines the pharmacological differences between **Levodopa** and **Morphine**.
## Mechanism of Action
**Levodopa**: Metabolic precursor of dopamine that crosses the BBB.
**Morphine**: Mu-opioid receptor agonist.
## Pharmacokinetics
**Half-life**: Levodopa — 1.5 hours; Morphine — 2-3 hours.
## Chemical Properties
**Molecular Formula**: Levodopa — C9H11NO4; Morphine — C17H19NO3.
**Molecular Weight**: Levodopa — 197.1880 g/mol; Morphine — 285.3380 g/mol.
**Type**: Levodopa — Small molecule; Morphine — Small molecule.