Interactions

Possible interactions include:

• Alcohol. Marijuana use might increase the effects of alcohol.
• Anticoagulants and anti-platelet drugs, herbs and supplements. These types of drugs, herbs and supplements reduce blood clotting. Marijuana might change how the body processes them, possibly increasing the risk of bleeding.
• CNS depressants. Marijuana use in combination with CNS depressants might increase the sedative effect of these drugs.
• Protease inhibitors. When used with these antiviral drugs, marijuana might reduce their effectiveness.
• Selective serotonin reuptake inhibitors. Mixing marijuana with this type of antidepressant might increase the risk of mania.