The Selective Serotonin Reuptake Inhibitor Paroxetine, but not Fluvoxamine, Decreases Methamphetamine Conditioned Place Preference in Mice
2011

Paroxetine Reduces Methamphetamine Preference in Mice

Sample size: 72 publication 10 minutes Evidence: moderate

Author Information

Author(s): Takamatsu Y, Yamamoto H, Hagino Y, Markou A, Ikeda K

Primary Institution: Tokyo Institute of Psychiatry

Hypothesis

Does paroxetine affect methamphetamine conditioned place preference in mice?

Conclusion

Paroxetine significantly reduces methamphetamine conditioned place preference in mice, while fluvoxamine does not.

Supporting Evidence

  • Paroxetine abolished methamphetamine conditioned place preference in mice.
  • Fluvoxamine did not inhibit methamphetamine conditioned place preference.
  • Paroxetine's effects suggest it may be useful for treating methamphetamine dependence.
  • SSRIs like paroxetine and fluoxetine may involve mechanisms beyond serotonin transporter inhibition.

Takeaway

Paroxetine helps mice not want methamphetamine as much, but fluvoxamine doesn't help at all.

Methodology

C57BL/6J mice were tested for conditioned place preference after being treated with paroxetine or fluvoxamine before methamphetamine administration.

Potential Biases

Potential bias in drug administration and behavioral testing conditions.

Limitations

The study was conducted only in male mice, which may limit the generalizability of the findings.

Participant Demographics

Male C57BL/6J mice, aged 8-10 weeks.

Statistical Information

P-Value

p<0.01 for paroxetine effects, p<0.05 for overall CPP score differences.

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.2174/157015911795017236

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