A monolithic TDDS contains excess drug to ensure that the drug is released and absorbed at a therapeutic rate through the entire time the patch is meant to be worn before being replaced. True False

Multi-layer drug in adhesive TDDS consists of : Question 16AnswerBacking ⇒ Reservoir ⇒ Adhesive  ⇒ Liner Backing ⇒ Adhesive  ⇒ Liner Backing ⇒ Adhesive   ⇒ Reservoir ⇒ Liner Backing ⇒ Matrix ⇒ Adhesive  ⇒ Liner Backing ⇒  Adhesive  ⇒ Matrix ⇒  Liner Clear my choice

When a transdermal drug delivery device is used to administer a drug for systemic absorption, we can detect that the TDDS is actually working by all of the following indicators except which one? A. asking the patient if he thinks it is working B. measurable blood levels of the drug C. detecting the drug or its metabolites in the urine D. observing the clinical response of the patient to the therapeutic effect of the drug

TDDSs have advantages and disadvantages as drug delivery systems. Indicate which of the following is an advantage and which is a disadvantage of TDDSs. You will use each answer more than once. - they avoid gastrointestinal difficulties and the first-pass effect - treatment can be terminated by removing the patch and are non-invasive - relatively potent drugs are used - skin reaction or dermatitis can occur at the site of application - they are used when oral administration is not advisable A. disadvantage B. advantage

Advantages of Matrix TDDS include all of the following, except : Question 11AnswerComplex formulation Excellent skin comfortabilitySimplified patch construction Efficient utilization of sizeLow dose dumping potential

In ________________ TDDS ,  the adhesive layer contains the drug.Question 20AnswerSingle layer reservoir Multilayer matrix None of the answers is true Single layer matrixMultilayer Reservoir