| Feb 7, 2002 | Supplement 81Labeling · Standard review | Approved | Letter |
| Feb 7, 2002 | Supplement 79Labeling · Standard review | Approved | Letter |
| Sep 4, 1998 | Supplement 84Manufacturing · Standard review | Approved | None posted |
| Nov 5, 1997 | Supplement 82Manufacturing · Standard review | Approved | None posted |
| Sep 17, 1997 | Supplement 83Manufacturing · Standard review | Approved | None posted |
| May 25, 1993 | Supplement 80Manufacturing · Standard review | Approved | None posted |
| Oct 27, 1987 | Supplement 77Manufacturing · Standard review | Approved | None posted |
| Apr 23, 1987 | Supplement 78Manufacturing · Standard review | Approved | None posted |
| Oct 29, 1986 | Supplement 76Manufacturing · Standard review | Approved | None posted |
| Jun 16, 1986 | Supplement 74Manufacturing · Standard review | Approved | None posted |
| Jun 16, 1986 | Supplement 72Manufacturing · Standard review | Approved | None posted |
| Jan 15, 1986 | Supplement 71Manufacturing · Standard review | Approved | None posted |
| Aug 6, 1985 | Supplement 70Manufacturing · Standard review | Approved | None posted |
| Jun 27, 1985 | Supplement 69Labeling · Standard review | Approved | None posted |
| Jun 26, 1985 | Supplement 67Manufacturing · Standard review | Approved | None posted |
| Jun 26, 1985 | Supplement 66Manufacturing · Standard review | Approved | None posted |
| May 31, 1985 | Supplement 68Manufacturing · Standard review | Approved | None posted |
| Apr 18, 1983 | Supplement 63Manufacturing · Standard review | Approved | None posted |
| Apr 6, 1983 | Supplement 58Labeling · Standard review | Approved | None posted |
| Mar 29, 1983 | Supplement 62Manufacturing · Standard review | Approved | None posted |
| Mar 14, 1983 | Supplement 61Labeling · Standard review | Approved | None posted |
| Mar 14, 1983 | Supplement 60Labeling · Standard review | Approved | None posted |
| Mar 14, 1983 | Supplement 59Labeling · Standard review | Approved | None posted |
| Mar 1, 1983 | Supplement 57Manufacturing · Standard review | Approved | None posted |
| Oct 29, 1982 | Supplement 56Manufacturing · Standard review | Approved | None posted |
| Oct 27, 1982 | Supplement 53Manufacturing · Standard review | Approved | None posted |
| Aug 20, 1982 | Supplement 54Manufacturing · Standard review | Approved | None posted |
| Aug 5, 1982 | Supplement 51Labeling · Standard review | Approved | None posted |
| May 18, 1982 | Supplement 52Manufacturing · Standard review | Approved | None posted |
| Nov 19, 1981 | Supplement 50Manufacturing · Standard review | Approved | None posted |
| Nov 13, 1981 | Supplement 48Labeling · Standard review | Approved | None posted |
| Nov 12, 1981 | Supplement 49Labeling · Standard review | Approved | None posted |
| Aug 24, 1981 | Supplement 47Manufacturing · Standard review | Approved | None posted |
| Apr 20, 1981 | Supplement 43Manufacturing · Standard review | Approved | None posted |
| Apr 16, 1981 | Supplement 44Manufacturing · Standard review | Approved | None posted |
| Apr 16, 1981 | Supplement 46Manufacturing · Standard review | Approved | None posted |
| Mar 26, 1981 | Supplement 45Labeling · Standard review | Approved | None posted |
| May 19, 1980 | Supplement 42Labeling · Standard review | Approved | None posted |
| Mar 15, 1980 | Supplement 36Manufacturing · Standard review | Approved | None posted |
| Nov 2, 1979 | Supplement 40Labeling · Standard review | Approved | None posted |
| Jul 20, 1979 | Supplement 41Labeling · Standard review | Approved | None posted |
| May 31, 1979 | Supplement 39Labeling · Standard review | Approved | None posted |
| Apr 9, 1979 | Supplement 38Manufacturing · Standard review | Approved | None posted |
| Mar 23, 1979 | Supplement 37Labeling · Standard review | Approved | None posted |
| Oct 24, 1978 | Supplement 35Manufacturing · Standard review | Approved | None posted |
| Oct 18, 1977 | Supplement 33Manufacturing · Standard review | Approved | None posted |
| Jul 23, 1976 | Supplement 30Manufacturing · Standard review | Approved | None posted |
| Apr 23, 1976 | Supplement 29Manufacturing · Standard review | Approved | None posted |
| Nov 13, 1975 | Supplement 28Manufacturing · Standard review | Approved | None posted |
| May 1, 1975 | Supplement 27Manufacturing · Standard review | Approved | None posted |
| Dec 2, 1974 | Supplement 26Manufacturing · Standard review | Approved | None posted |
| Nov 15, 1974 | Supplement 25Manufacturing · Standard review | Approved | None posted |
| Jun 20, 1974 | Supplement 22Labeling · Standard review | Approved | None posted |
| Jun 5, 1974 | Supplement 23Labeling · Standard review | Approved | None posted |
| Aug 24, 1966 | Original applicationNew dosage form · Standard review | Approved | None posted |