in 3 and 14 years old mini pigs age dependent changes as well as the opportunity to modify them with a combination of procaine and haemotoporphyrine , administered daily over 6 weeks in doses of 150 mg procaine hydrochloride per animal ( 3-5 mg/kg b.w . ) , were tested .
C0033218
procaine
C0358490
procaine hydrochloride