What is the difference between drug product and drug substance?

What is the difference between drug product and drug substance?..

Answer / b.gangatharan

Drug substance is mostly composed of API or the naked drug without excipients.
Drug product is the formulated mixture of drug substance and excipients as the final marketed dosage forms like tablets,capsules etc...
Caplin point Ltd,

Is This Answer Correct ?    6 Yes 0 No

Post New Answer

More Analytical Chemistry Interview Questions

What is AV value in test uniformity content ,describe calculation

0 Answers   Lupin,

what is separation techniques.

1 Answers   Glenmark,

when we have polar type of sample and solvnt hen which type of stationry phase we have to use

3 Answers  

When recording an IR spectrum in the lab, we take no special precautions to account for the presence of oxygen, nitrogen, or argon in the air. What are the consequences of this?

1 Answers  

I have compare C2H2-air and C2H2-N2O flame AAS on determination calcium. Both use same range of std to plot calibration curve. (2-6ppm) When i measure the sample with phosphate, KCl and LaCl, C2H2-N2O flame give false positive result, around 0.5ppm. When i measure the sample with phosphste, KCl and EDTA. C2H2-N2O flame also give 0.5ppm false positive. But both above mentioned sample would not give false positive when measured by C2H2-air flame. What is the reason?

0 Answers  

my name is santhosh i cmpleted b.pharmacy in 2009 then i went to uk in 2010 to pg diploma business management. after i came back to india.. recently again apply to uk for pharmaceutical analysis. they refused my visa you failed to explain y u r change subject. so plz ineed answer for y change the cource

1 Answers  

why the same column give different retention time in hplc?

7 Answers  

What about karl fischer reaction mechanism ?

2 Answers   Mylan, Aurobindo,

what split ratio in gas chromatography.

9 Answers   Cipla, Glochem,

In HPLC Calibration, On which basis RSD Limit of noise test is fixed (NMT 33.0 % )

0 Answers   Alembic,

Plz explain the formula in uv calibration =Absorbance of the sample ( x ) x 10 x 1000/Weight of potassium dichromate taken in mg

1 Answers  

perchloric acid&glacal acetic acid both are acids but reaction is complete in volumetric titrations.how?

1 Answers  

  • Organic Chemistry Interview Questions Organic Chemistry (287)
  • Inorganic Chemistry Interview Questions Inorganic Chemistry (113)
  • Analytical Chemistry Interview Questions Analytical Chemistry (1206)
  • Physical Chemistry Interview Questions Physical Chemistry (62)
  • General Chemistry Interview Questions General Chemistry (300)
  • Chemistry AllOther Interview Questions Chemistry AllOther (77)