Sumatriptan vs Trimethoprim
## Sumatriptan vs Trimethoprim: Overview
This comparison examines the pharmacological differences between **Sumatriptan** and **Trimethoprim**.
## Mechanism of Action
**Sumatriptan**: Selective 5-HT1B/1D receptor agonist.
**Trimethoprim**: Dihydrofolate reductase inhibitor (bacterial selective).
## Pharmacokinetics
**Half-life**: Sumatriptan — 2.5 hours; Trimethoprim — 8-10 hours.
## Chemical Properties
**Molecular Formula**: Sumatriptan — C14H21N3O2S; Trimethoprim — C14H18N4O3.
**Molecular Weight**: Sumatriptan — 295.4020 g/mol; Trimethoprim — 290.3180 g/mol.
**Type**: Sumatriptan — Small molecule; Trimethoprim — Small molecule.