如题，！
美国fda

Prescription Drug Information处方药信息

Over-the-Counter Drug Information非处方药信息

处方药网站可查询处方药品.


Over-the-counter (OTC) Medicines

这个网站也不错的

Drug Name Type
1. Aspirin (Bulk) Misc Rx / OTC
2. Aspirin AD/Antacid Oral OTC
3. Aspirin Child Oral OTC
4. Aspirin Childrens Oral OTC
5. Aspirin Compound Oral OTC
6. Aspirin EC Oral OTC
7. Aspirin Enseal Oral OTC
8. Aspirin Extra Strength Oral OTC
9. Aspirin For Children Oral OTC
10. Aspirin Free Anacin PM Oral OTC
11. Aspirin Free Analgesic Oral OTC
12. Aspirin Free Children's Elixir Oral OTC
13. Aspirin Free Childs Oral OTC
14. Aspirin Free Cold Oral OTC
15. Aspirin Free Extra Strength Oral OTC
16. Aspirin Free Headache PM Oral OTC
17. Aspirin Free Oral OTC
18. Aspirin Free Pain Relief Oral OTC
19. Aspirin Free PM Oral OTC
20. Aspirin Free Top OTC
21. Aspirin Lite-Coat Oral OTC
22. Aspirin Low Dose Oral OTC
23. Aspirin Low-Strength Oral OTC
24. Aspirin Maximum Strength Oral OTC
25. Aspirin Plus Antacid Oral OTC
26. Aspirin Plus Oral OTC
27. Aspirin Regimen Bayer/Calcium Oral OTC
28. Aspirin Tri Buffered Oral OTC
29. Aspirin Tri-Buffered Oral OTC
30. Aspirin, Buffered Oral OTC
31. Aspirin, Buffered-Caffeine Oral OTC
32. Aspirin, Buffered-Pravastatin Oral Rx
33. Aspirin-Acetaminophen-Caffeine Oral OTC
34. Aspirin-Caffeine Oral OTC
35. Aspirin-Calcium Carbonate Oral OTC
36. Aspirin-Cinnamedrine-Caffeine Oral OTC
37. Aspirin-Codeine #3 Oral Rx
38. Aspirin-Codeine #4 Oral Rx
39. Aspirin-Codeine Oral Rx
40. Aspirin-Diphenhydramine Oral OTC
41. Aspirin-For-Arthritis Oral OTC
42. Aspirin-Free Children's Oral OTC
43. Aspirin-Free Infant Oral OTC
44. Aspirin-Free Oral OTC
45. Aspirin-Free Pain Relief Oral OTC
46. Aspirin-Free Relief Oral OTC
47. Aspirin-Hydrocodone Oral Rx
48. Aspirin-Salicylamide-Caffeine Oral OTC


另外去google 也可查,将检索的区域限定为需要查询的国家,输入药名 和Over-the-Counter Drug .