What are the characteristics of hydrodynamic pressure controlled systems?
A) Buffering agents that adjust pH to the desired value
B) Drug disperse in an insoluble matrix of rigid hydrophobic materials
C) Generated by swelling hydrophilic hum
D) Formation of complexes between the drug and anion/cation exchange resins
Correct Answer:
Verified
Q10: What are the characteristics of reservoir devices-controlled
Q11: What are the characteristics of ion exchange
Q12: What is the characteristic of pH-independent formulations?
A)Buffering
Q13: What are the characteristics of osmotic pressure-controlled
Q14: Osmotic pressure controlled systems work on the
Q16: What is the characteristics of altered density
Q17: What is the characteristics of floating or
Q18: What is the characteristics of mucoadhesive systems?
A)Release
Q19: Enteric coating are used for which systems?
A)Intestinal
Q20: Drugs cannot be delivered to the colon.
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