Drug General Information (ID: DDIGMEW3DI)
  Drug Name Mesoridazine Drug Info Metamfetamine Drug Info
  Drug Type Small molecule Small molecule
  Therapeutic Class Antipsychotic Agents Cns Stimulants
  Structure

 Mechanism of Mesoridazine-Metamfetamine Interaction (Severity Level: Moderate)
     Antagonize the effect of dopaminergic agents Click to Show/Hide Mechanism Graph
Could Not Find 2D Structure
      Drug Name Mesoridazine Metamfetamine
      Mechanism Antidopaminergic effects
Dopamine receptor  Antagonist
Dopaminergic effects
Dopamine transporter  Inhibitor
      Key Mechanism Factor 1
Factor Name Dopamine receptor Structure Sequence
Protein Family G-protein coupled receptor 1 family
Protein Function
Dopamine receptor whose activity is mediated by G proteins which activate adenylyl cyclase.
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      Key Mechanism Factor 2
Factor Name Dopamine transporter
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Structure Sequence
MSKSKCSVGLMSSVVAPAKEPNAVGPKEVELILVKEQNGVQLTSSTLTNPRQSPVEAQDRETWGKKIDFLLSVIGFAVDLANVWRFPYLCYKNGGGAFLVPYLLFMVIAGMPLFYMELALGQFNREGAAGVWKICPILKGVGFTVILISLYVGFFYNVIIAWALHYLFSSFTTELPWIHCNNSWNSPNCSDAHPGDSSGDSSGLNDTFGTTPAAEYFERGVLHLHQSHGIDDLGPPRWQLTACLVLVIVLLYFSLWKGVKTSGKVVWITATMPYVVLTALLLRGVTLPGAIDGIRAYLSVDFYRLCEASVWIDAATQVCFSLGVGFGVLIAFSSYNKFTNNCYRDAIVTTSINSLTSFSSGFVVFSFLGYMAQKHSVPIGDVAKDGPGLIFIIYPEAIATLPLSSAWAVVFFIMLLTLGIDSAMGGMESVITGLIDEFQLLHRHRELFTLFIVLATFLLSLFCVTNGGIYVFTLLDHFAAGTSILFGVLIEAIGVAWFYGVGQFSDDIQQMTGQRPSLYWRLCWKLVSPCFLLFVVVVSIVTFRPPHYGAYIFPDWANALGWVIATSSMAMVPIYAAYKFCSLPGSFREKLAYAIAPEKDRELVDRGEVRQFTLRHWLKV
Gene Name SLC6A3
Uniprot ID SC6A3_HUMAN
KEGG Pathway hsa:6531
Protein Family Sodium:neurotransmitter symporter (SNF) (TC 2.A.22) family
Protein Function
Amine transporter (PubMed:1406597, PubMed:8302271, PubMed:15505207). Terminates the action of dopamine by its high affinity sodium-dependent reuptake into presynaptic terminals (By similarity). Regulator of light-dependent retinal hyaloid vessel regression, downstream of OPN5 signaling (By similarity).
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      Mechanism Description
  • Antagonize the effect of Metamfetamine when combined with Mesoridazine 

Recommended Action
      Management Amphetamine, amphetamine derivatives, and other CNS stimulants should generally not be used, particularly for weight reduction, in patients treated with phenothiazines.

References
1 Lake CR "Manic psychosis after coffee and phenylpropanolamine." Biol Psychiatry 30 (1991): 401-4. [PMID: 1912131]
2 Markowitz JS, Patrick KS "Pharmacokinetic and pharmacodynamic drug interactions in the treatment of attention-deficit hyperactivity disorder." Clin Pharmacokinet 40 (2001): 753-72. [PMID: 11707061]
3 Reid AA "Pharmacological antagonism between chlorpromazine and phenmetrazine in mental hospital patients." Med J Aust 1 (1964): 187-8. [PMID: 14126355]