An orphan drug is defined as a pharmaceutical agent that has been developed specifically to treat a rare medical condition, often referred to as an "orphan disease." These diseases are termed "orphan" because they affect a small percentage of the population, making it economically unviable for pharmaceutical companies to develop medications without assistance or incentives from the government.
Now, let's evaluate each option:
In conclusion, the correct answer is A drug which is useful for rare disease.
This understanding aligns with the Orphan Drug Act of 1983 in the USA, which was established to encourage the development of drugs for rare diseases by providing benefits such as tax credits and marketing exclusivity.
| Disease | Diagnostic tests | ||
|---|---|---|---|
| P. | Tuberculosis | (i) | Lepromin test |
| Q. | AIDS | (ii) | ELISA |
| R. | Syphilis | (iii) | Mantoux test |
| S. | Leprosy | (iv) | Kahn's test |
| Antibody | Description |
|---|---|
| P. IgE | (i) Cross the placenta |
| Q. IgG | (ii) Dominant antibody produced in immune responses |
| R. IgM | (iii) It is found in the mother's milk |
| S. IgA | (iv) Responsible for autoimmune responses including allergies |
Match the following:
(P) Schedule H
(Q) Schedule G
(R) Schedule P
(S) Schedule F2
Descriptions:
(I) Life period of drugs
(II) Drugs used under RMP
(III) List of Prescription Drugs
(IV) Standards for surgical dressing
Choose the correct match of laxative and its Mechanism of Action (MOA):
