Inhalation Methods: Smoking and Vaping Medical Marijuana

Weedcoin Team

Fast-Acting Relief for Medical Weed Users

Inhalation is one of the most popular ways to use medical marijuana, offering fast-acting relief for a variety of symptoms. In the MediWeed Hub, we’re exploring how smoking and vaping can deliver the benefits of medical weed with irie vibes. In this article, we’ll dive deep into the science of inhalation, the differences between smoking and vaping, their benefits and drawbacks, and practical tips for patients. Whether you’re managing acute pain or nausea, inhalation methods can provide quick relief—let’s explore how they work!

Illustration of man vaping and smoking cannabis with glowing marijuana leaf in smoke swirl

Inhalation methods—smoking and vaping—deliver cannabinoids directly into the bloodstream via the lungs, providing the fastest onset of effects among consumption methods. When cannabis is smoked or vaped, cannabinoids like THC and CBD are absorbed through the alveoli in the lungs and enter the bloodstream within 2–5 minutes, reaching the brain almost immediately (Lyphe Clinic). This rapid delivery makes inhalation ideal for acute symptoms like breakthrough pain, nausea during chemotherapy, or anxiety attacks, where immediate relief is crucial. A 2015 study in The Journal of Pain found that vaporized cannabis reduced neuropathic pain by 45% within 20 minutes, highlighting its efficacy for quick symptom management (Mayo Clinic).


Smoking cannabis involves combusting the dried flower in a joint, pipe, or bong, heating it to around 600–700°F (315–370°C), which releases cannabinoids and terpenes as smoke. This method has been used for centuries and remains popular due to its simplicity and accessibility—patients can easily roll a joint or use a glass pipe to consume cannabis. Smoking delivers a full spectrum of cannabinoids and terpenes, preserving the entourage effect, which enhances therapeutic outcomes. For example, a patient with chemotherapy-induced nausea might smoke a THC-dominant strain like Durban Poison to quickly suppress nausea and stimulate appetite, feeling relief within minutes. However, smoking produces harmful byproducts like tar and carcinogens, which can irritate the lungs and pose long-term risks, especially for patients with respiratory conditions like asthma (NIDA).



Vaping, a more modern method, heats cannabis flower or concentrates to a lower temperature—typically 350–400°F (175–205°C)—vaporizing the cannabinoids and terpenes without combustion. This produces a cleaner vapor with fewer harmful byproducts, making it a safer alternative to smoking for lung health. A 2018 study in JAMA Network Open found that vaping cannabis reduced exposure to toxicants by 60% compared to smoking, while still delivering comparable levels of THC to the bloodstream. Vaping devices range from portable vape pens to desktop vaporizers, offering flexibility for patients. For instance, a patient with multiple sclerosis might use a vape pen with a 1:1 THC:CBD strain like Cannatonic to quickly reduce spasticity during a flare-up, enjoying the benefits without the harshness of smoke.


The choice between smoking and vaping often depends on the patient’s needs, preferences, and health considerations. Smoking is more accessible and requires minimal equipment—a joint or pipe is inexpensive and easy to use—but it can cause coughing, throat irritation, and long-term lung damage, particularly with frequent use. Vaping is gentler on the lungs and allows for more precise temperature control, which can preserve terpenes like limonene (anti-nausea) or myrcene (sedating) for targeted effects. However, vaping devices can be costly, and some low-quality vape cartridges may contain harmful additives like vitamin E acetate, linked to lung injuries in 2019 (CDC). Patients should always purchase from licensed dispensaries to ensure product safety and quality.


Dosage control is another key consideration with inhalation methods. Inhalation allows for easy titration—patients can take a small puff, wait 5–10 minutes, and assess their response before continuing, minimizing the risk of overconsumption. A typical starting dose might be 2.5 mg THC per inhalation, equivalent to 1–2 puffs from a joint or vape pen, depending on the strain’s potency. Effects typically last 2–4 hours, shorter than edibles but sufficient for acute symptom management (Lyphe Clinic). Patients should choose strains based on their condition—THC-dominant strains for nausea or pain, CBD-heavy strains for anxiety or seizures, or balanced strains for a mix of effects—ensuring the method aligns with their therapeutic goals.


Inhalation methods also offer a sensory experience that many patients find enjoyable, enhancing the overall therapeutic effect. The act of smoking or vaping can be ritualistic, providing a moment of mindfulness that reduces stress, while the flavors and aromas of cannabis—driven by terpenes like pinene (piney) or limonene (citrusy)—add to the experience. For example, a patient with anxiety might find the calming ritual of vaping a linalool-rich strain like Lavender particularly soothing, combining sensory and pharmacological benefits. However, patients with respiratory issues should consult a doctor before using inhalation methods, as even vaping can cause mild irritation in sensitive individuals, and alternatives like tinctures may be more appropriate.


Practical Tips


  • Start with a Low Dose: Take 1–2 puffs (about 2.5 mg THC) and wait 5–10 minutes to assess effects before continuing to avoid overconsumption. 
  • Choose Vaping for Lung Health: Opt for vaping over smoking to reduce exposure to harmful byproducts, especially if you have respiratory concerns. 
  • Select Targeted Strains: Use THC-dominant strains like Durban Poison for nausea, or CBD-heavy strains like ACDC for anxiety, based on your symptoms. 
  • Buy from Licensed Sources: Ensure vape cartridges are from reputable dispensaries to avoid harmful additives like vitamin E acetate. 
  • Practice Mindfulness: Use inhalation as a calming ritual—focus on the flavors and aromas to enhance stress relief alongside symptom management.


Key Takeaways


  • Inhalation (smoking/vaping) delivers cannabinoids quickly via the lungs, with effects starting in 2–5 minutes, ideal for acute symptoms like pain or nausea. 
  • Smoking is accessible but produces harmful byproducts like tar; vaping is cleaner, reducing toxicant exposure by 60%, but requires safe products. 
  • Effects last 2–4 hours, allowing for easy titration—start with 2.5 mg THC and adjust based on response, choosing strains for specific symptoms. 
  • Vaping preserves terpenes like limonene (anti-nausea) with temperature control, while smoking delivers a full-spectrum experience but irritates lungs. 
  • Inhalation offers a sensory ritual that enhances relaxation, but patients with respiratory issues should consult a doctor for safer alternatives.
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