butenolide has been researched along with theophylline in 1 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 1 (100.00) | 18.7374 |
| 1990's | 0 (0.00) | 18.2507 |
| 2000's | 0 (0.00) | 29.6817 |
| 2010's | 0 (0.00) | 24.3611 |
| 2020's | 0 (0.00) | 2.80 |
| Authors | Studies |
|---|---|
| CHEMNITIUS, KH; HOFMANN, H | 1 |
1 other study(ies) available for butenolide and theophylline
| Article | Year |
|---|---|
[Pharmacological studies on the effect of aminopyrine-butenolide-dihydroxypropyltheophylline solutions].
Topics: 4-Butyrolactone; Aminopyrine; Dyphylline; Furans; Research; Solutions; Theophylline | 1960 |