Anchusa officinalis (syn. Anchusa arvalis); First Anchusae flos - In folk medicine for colds and bronchitis. Second Anchusae herba - In folk medicine including kidney problems, bronchitis, stomach ulcers and rheumatic complaints. Because of the toxic properties of existing PAs, the therapeutic use of drugs is of concern. Third Anchusae radix - Analog Anchusae herba. Because of the PAs contained the therapeutic use is questionable.