1. Analgesic :- Drugs used to relive pain.
2. Anasthetic :- Drugs which causes loss of sensations.
3. Anthelmintics and Vermifuges :- Drugs which destroy and expel worms.
4. Antipyretics :- Reduces fever.
5. Antidotes :- Substances used to counteract the effects of poisons.
6. Anti-infectives :- Act either to inhibit, kill or retard the growth.
7. Anti-inflammatory :- Reduces the inflammations.
8. Anti-Coagulents:- Substances whic inhibit or decrease the coagulation.
9. Antibiotics :- Products of living micro-organisms that have the ability to destroy our inhibit the growth of other organisms.
10. Anti-diarrheatics:- Agents that are used to treat diarrhea either detoxication noxious substances or by killing the infectious gastrointestinal micro-organisms.
11. Anti-tussives :- Drugs that inhibits the cough reflex, act primarily upon the cough centre in the C.N.S.
12. Anti-asthematics :- Drugs which provide symptomatic relief of asthematic attacks by relaxing the smooth muscles of the bronchioles.
13. Anti-pruritics :- Drugs that relief itching.
14. Antiseptic :- Substances that inhibits the growth of bacteria.
15. Anti-fungal(Antimycotic) :- Prevent the growth of fungi or the destruction of the fungi.
16. Antispasmodics :- An agent that relieves the spasmodic pains or spasm of the muscles.
17. Antiemetic :- Drugs relieving or preventing nausea and vomiting.
18. Anti-tubercular :- Specific Drugs used in the treatment of tuberculosis.
19. Bronchodilators :- Medicine which relaxes muscles of the bronchioles by reducing the smooth muscle spasm or mucosal oedema.
20. Hypotensive :- Any substances capable of lowering B.P.
21. Coagulants :- Those Drugs that help in the clotting of blood either by the increased formation of the liver precursors or by the clotting factors present in the drug administered.
22. Carminatives :- Drugs which causes expulsion of gases from the stomach and intestines.
23. Cholagues :- Drugs which are supposed to increased the amount of bile secreted.
24. Diaphoretics :- Drug which increase the action of the sweat glands.
25. Tranquillizers :- Drugs reduces anxiety, fear, tension.
Aneolytics(small amount)
Antipsycotics(large amount)
26. Vasoconstrictors :- Drugs or agents cause constriction of the blood vessels with the effect of raising the blood pressure.
27. Hypoglycaemics :- Drugs lower the blood sugar level.
28. Nasal Decongestants :- Drugs which produce shrinkage of the engorged nasal mucosa and relieve the nasal congestion.
29. Sedatives :- Substances which lesse the body activity.
30. Stimulants :- Increase the functional activity of an organ or system.
31. Diuretics :- Increases the flow of urine.
32. Anti-diuretics :- Decreases the flow of urine.
33. Mydriatics :- Dilate the pupil of the eye.
34. Myotics :- Contract the pupil of the eye.
35. Oxytocics :- Drugs that stimulate uterine contractions
36. Galactagogue :- Substances that increasenthe flow of milk.
37. Hypnotics :- Drugs that produces sleep.
38. Inotropes:- They are the Drugs that strengthen cardiac contractions.