How long it takes to see the effect of taking ganoderma lucidum is affected by many factors, generally 3~7 days symptoms will have the effect of improving, the use of medication for the right evidence will generally have an effect, if the medication is not symptomatic, generally not see the effect. Ganoderma lucidum can replenish qi and tranquilize the spirit, stop coughing and asthma, and is the main treatment for restlessness, insomnia, and deficiency labor syndrome. It is not recommended to use Ganoderma lucidum for those who have solid symptoms or those who are suffering from the first signs of an external infection. If you take Ganoderma lucidum under the guidance of a doctor, you will not have any adverse reactions. It is difficult to generalize the effect of taking ganoderma lucidum for a few days. Usually, if the medication is right for the symptoms, the symptoms will be improved in 3~7 days, so it is recommended that patients should not take the medication by themselves to avoid adverse results. If you have a need for medication, you should follow the doctor’s instructions to recognize the evidence of medication.