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How Cannabis Use Impacts Anesthesia
If you’re a cannabis user scheduled for surgery, there’s an important conversation to have with your medical team. The relationship between cannabis and anesthesia is real, clinically significant, and something surgeons need to know about before putting you under. Here’s what the science says.
How Cannabis Affects Anesthesia
Regular cannabis use can significantly affect how your body responds to anesthetic drugs. Research has shown that chronic cannabis users may require substantially higher doses of certain anesthetics — in some studies, up to twice as much propofol — to achieve adequate sedation. This increased requirement directly affects surgical risk and resource planning.
Specific Concerns for Cannabis Users
- Anesthetic resistance: Higher doses required may increase cardiovascular stress during surgery.
- Pain management: Some research suggests cannabis users experience more post-operative pain and require higher opioid doses for adequate pain control.
- Airway issues: Smoking cannabis — like tobacco — irritates the airways and may increase respiratory complications during and after surgery.
- Heart rate effects: Cannabis can cause heart rate irregularities (tachycardia) that interact with anesthetic agents.
- Drug interactions: Cannabis interacts with cytochrome P450 enzymes that metabolize many anesthetic and pain medications.
What You Should Tell Your Doctor
Always disclose cannabis use to your medical team before any procedure requiring anesthesia. Be specific: how often you use, what method (smoking, edibles, vaping), and approximately when you last used. This information helps anesthesiologists prepare appropriate protocols for your care.
Pre-Surgery Recommendations
Most anesthesiologists recommend stopping cannabis use at least 72 hours before elective surgery, with longer abstinence preferred. The timeline depends on how frequently you use and whether you inhale (which affects respiratory function specifically). Follow your care team’s specific guidance.
Transparent Cannabis Use in DC
Green Therapy DMV supports DC residents in making informed cannabis choices. For medical questions, always consult qualified healthcare providers. For premium cannabis delivery to your door, we’re here.
For premium cannabis delivery in Washington DC, visit [greentherapydmv.com](https://greentherapydmv.com) or call/text **(202) 754-7559**. Same-day I-71 compliant delivery to DC, Maryland, and Virginia.
