Reviewed by최연승대표원장
I'm doing intermittent fasting; is it safe to take herbal medicine at the same time? Will there be any side effects?
Yes, it is generally possible, but taking medication while fasting indiscriminately can be risky. If potent herbal ingredients are introduced when the body lacks energy, it may cause gastric irritation or excessive fatigue. The key is adjusting the prescription strength to match your current digestive health and physical stamina to ensure a safe experience.
I personally remember a time when I over-ambitiously combined fasting with a strict diet and felt dizzy for several days—it was a bit of a trial-and-error experience. This is why I take a very cautious approach when patients practice fasting.
When combining herbal medicine with fasting, I focus on these key stages:
1. Digestive Function Assessment: For those with Spleen Deficiency (Bi-heo, 脾虛), taking medicine on an empty stomach can cause gastrointestinal distress. In such cases, I adjust the timing of the dose or incorporate herbs that protect the stomach lining.
2. Checking for Waste Accumulation: If the body has a high accumulation of Phlegm-Fluid (Dameum, 痰飮) or Blood Stasis (Eohyeol, 瘀血), sudden fasting can cause toxins to stagnate, leading to headaches or nausea. A prescription that first promotes circulation is necessary.
3. Energy Level Regulation: When blood sugar is low due to fasting, herbs that overly stimulate metabolism can cause heart palpitations or insomnia. It is crucial to fine-tune the concentration of the medicine based on your condition.
4. Complementary Dietary Planning: Rather than simply starving, we must determine which nutrients to replenish when breaking the fast to improve your constitution and prevent the yo-yo effect.
Ultimately, safe weight loss begins with assessing your body's 'reserve capacity.' If you share your current fasting schedule, I can propose a customized prescription that aligns perfectly with your rhythm.