Mephentermine is a sympathomimetic amine and indirect-acting adrenergic agent used primarily as a vasopressor to increase blood pressure in certain clinical settings. It promotes adrenergic activity and can increase vascular tone and cardiac stimulation.
Mephentermine is a synthetic pharmaceutical compound belonging to the amphetamine-related sympathomimetic class. Its pharmacological effects are associated mainly with the release of endogenous catecholamines, particularly norepinephrine.
Mephentermine has the molecular formula C10H15N and a molecular weight of approximately 149.24 g/mol. Its CAS Number is 100-92-5.
It is a basic amine and may be formulated as a pharmaceutically suitable salt, including mephentermine sulfate, depending on the pharmaceutical product.
Mephentermine produces sympathomimetic effects primarily by promoting the release of norepinephrine from adrenergic nerve terminals.
The resulting adrenergic stimulation can increase peripheral vascular resistance and cardiac activity, leading to an increase in blood pressure. The exact contribution of direct and indirect adrenergic mechanisms can vary with dose and clinical circumstances.
Mephentermine has been used as a vasopressor agent in clinical settings where increased blood pressure is required.
Its pharmaceutical applications include:
Its approved indications and formulations vary according to the regulatory jurisdiction.
Mephentermine API can be evaluated using validated analytical procedures for identity, assay, related substances, water content, residual solvents, elemental impurities and other applicable quality attributes.
Chromatographic and spectroscopic techniques may be used for identity, assay and impurity determination. Where a specific salt form is manufactured, appropriate testing for salt identity and composition should also be included.
Final acceptance criteria should follow the applicable manufacturer's approved drug-substance specification and Certificate of Analysis.
Mephentermine should be stored in a tightly closed pharmaceutical-grade container under controlled conditions and protected from excessive heat, moisture and direct light.
Specific storage requirements should follow the manufacturer's approved specification and applicable regulatory requirements.
Mephentermine API may be supplied for qualified pharmaceutical manufacturing, formulation development, analytical and research applications, subject to applicable regulatory, quality and controlled-substance requirements.
Mephentermine API is available for qualified pharmaceutical development and manufacturing requirements. Customers can request product specifications, Certificate of Analysis, analytical documentation, packaging information and commercial details according to their requirements.
| Parameter | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Identification | IR & HPLC compliant |
| Assay (HPLC) | NLT 98.0% by HPLC |
| Loss on Drying | NMT 1.0% |
| Residue on Ignition | NMT 0.5% |
| Heavy Metals | NMT 20 ppm |
| Individual Impurity | NMT 1.0% |
| Total Impurities | NMT 2.0% |
| Water Content | NMT 1.0% |