(A) vaccines

(B) sedatives

(C) antibiotics

(D) analgesics

(A) antibiotics

(B) vaccines

(C) sedatives

(D) analgesics

(A) terramycin

(B) fish liver oils

(C) streptomycin

(D) morphine

(A) narcotics

(B) sedatives

(C) hallucinogens

(D) anxiety drugs

(A) foxglove

(B) buttercup

(C) lavender

(D) daffodils

(A) 1790

(B) 1796

(C) 1798

(D) 1795

(A) Single to a daily dose of an administrated drug

(B) An administrated dose to a body weight

(C) An uncharged drug reaching the systemic circulation

(D) The amount of a drug in the body to the concentration of a drug in plasma 

(A) High lipid solubility of a drug

(B) Meningitis

(C) Absence of pores in the brain capillary endothelium 

(D) High endocytosis degree in a brain capillary

(A) Renal tubules 

(B) Cell membranes

(C) Capillary walls

(D) Placenta