Question

Which of the following drugs are used in implants?

(a) Pantoprazole

(b) Mannitol

(c) Amlodipine

(d) Morphine antagonist

This question was posed to me in an international level competition.

I'd like to ask this question from Biopharmaceuticals in section Biopharmaceuticals of Drug Biotechnology

Answer 1

The correct choice is (d) Morphine antagonist

To elaborate: Drugs which are generally used for such implants are steroids like contraceptives, morphine antagonists like naltrexone for opioid-dependent addicts. Polymers used for making such implants are polymethacrylates, elastomers, etc. The system is generally prepared as implantable flexible or rigid rods or spherical tablets.