Q1. The most useful classification of drugs for medicinal chemist is 1) On the basis of pharmacological effect 2) On the basis of drug action 3) On the basis of chemical structure 4) On the basis of molecular targets Solution The most useful classification of drugs for medicinal chemist is on the basis of molecular targets. Q2. Which class of drugs share common structural features and often have similar pharmacological activity? 1) Caffine 2) Sulphonamides 3) Paracetamol 4) Aspirin Solution Sulphonamides are the drugs which share common structural features and often have similar...