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Last Updated: 3 years ago

Possible Interaction: Marijuana and Theophylline

supplement:

Marijuana

Research Papers that Mention the Interaction

Smoked cannabis herb (marijuana) likely induces CYP1A2 mediated theophylline metabolism, although the role of cannabinoids specifically in eliciting this effect is questionable.
Drug metabolism reviews  •  2014  |  View Paper
Studies with theophylline have demonstrated that both tobacco and marijuana markedly alter its clearance in man.
Drug metabolism reviews  •  1979  |  View Paper
Theophylline clearance is markedly increased by tobacco or marihuana smoke.
Clinical pharmacokinetics  •  1978  |  View Paper
Data, which are not very conclusive, indicate that heavy marijuana use may have an inhibitory effect on metabolism of some drugs and an inducing effect on others such as theophylline.
Clinical pharmacokinetics  •  1978  |  View Paper