How is the tincture prepared ? Two parts, by weight, of the resin dissolved in nine parts, by weight, of alcohol and filtered. Drug power, 1/10. What are the rheumatic symptoms of Guaiacum ? Rheumatism of the joints when they become distorted by concretions ; contractions of tendons ; worse from motion ; gouty nodosities. Give indications for Guaiacum in sore throat. Worse on right side ; swollen tonsils ; enlarged veins ; must drink to assist deglutition, as throat is dry ; stinging pains in throat, worse in warm, moist air. What is another use of this remedy ? It is said to relieve growing pains in children. What other remedy is also useful for this condition ? Phosphoric acid .