Effectiveness and tolerability of comfrey extract in blunt injuries of the muscle or the overload has been demonstrated on 215 patients. Used double blind experiment 10% and 1% preparátu.účinné substance.
The statistical significance between the two groups. (Jejch group number 111 1% 104 10%) The effect of both the reduction or complete disappearance of rest pain and movement detected in 10% within 4-5 days.