List of practice Questions

An antibiotic dissolves completely in 250 mL of aqueous solution at pH range 1–6.8 and 37°C, and after dissolution, it shows 85% absorption in the body. Based on the Biopharmaceutics Classification System (BCS), in which class does this drug belong?

Which of the following alkaloids are found as salts of meconic acid?

In Friedel-Crafts reaction, benzene reacts with isopropyl bromide in the presence of aluminium trichloride to give:

A/B Trans steroidal hydrogen in the 5th position

Steroidal cholestane ring fused with

Alkyl halide is converted to alkane:

Debye is a unit of:

Total Number of Carbon atoms in pregnane is

Structure of hybrid in methadone and meperidine

Naturally occurring pilocarpine is:

Which parasitic worm is responsible for causing lymphatic filariasis?

Which anemia is caused due to Microcytic, hypochromic red blood cells?

In Baeyer strain theory, which cycloalkane is more stable?

Diels-Alder reaction is:

In a drug discovery process:
1. Lead optimization
2. Target selection
3. Lead findings

Which enzyme is responsible for albinism?

Which statistical test is used to compare mean of two identical group?

Hypnotics and sedative barbiturate pK$_a$ value

Which of the following is used to evaluate disinfectant?

Methotrexate, used as an antimetabolite, is a product of N-methylation of para-aminobenzoic acid and pyridine hydroxyl. The isosteric group is

Number of conformational isomers of \emph{n-butane:}

Aryl diazonium reacts with fluoroborate to give aryl fluoride:

Oral vaccine such as Dukoral® and Shanchol™ is used for prevention of: