| AAFP | American Academy of Family Physicians |
| AE | Adverse Event |
| AHM | Alliance for Hippocratic Medicine |
| ANSIRH | Advancing New Standards in Reproductive Health |
| CDC | U.S. Centers for Disease Control and Prevention |
| FDA | U.S. Food and Drug Administration |
| NSAID | Non-Steroidal Anti-Inflammatory Drug |
| PDE-5 | Phosphodiesterase-5 |
| REMS | Risk Evaluation and Mitigation System |
| UCSF | University of California, San Francisco |