What each one is for, how to take it, side effects and warnings, side by side from the official labels.
| Mefenamic Acid | Ketoprofen | |
|---|---|---|
| What it is | A painkiller (NSAID) | A painkiller (NSAID) |
| Used for | Carefully consider the potential benefits and risks of mefenamic acid capsules and other treatment options before deciding to use mefenamic acid capsules. Use the lowest effective dose for the shortest duration consistent with individual patient treatment goal… | Carefully consider the potential benefits and risks of ketoprofen extended-release capsules before deciding to use ketoprofen extended-release capsules. Use the lowest effective dose for the shortest duration consistent with individual patient treatment goals… |
| Usual adult dose | Adults and adolescents ≥14 years of age, the recommended dose is 500 mg as an initial dose followed by 250 mg every 6 hours as needed, usually not to exceed one week. | Not on the label |
| Children | Safety and effectiveness in pediatric patients below the age of 14 have not been established. | |
| Prescription (U.S.) | Yes | Yes |
| Common side effects | The following adverse reactions are discussed in greater detail in other sections of the labeling: Cardiovascular Thrombotic Events (see Warnings ) GI Bleeding, Ulceration and Perforation (see Warnings ) Hepatotoxicity (see Warnin… | The incidence of common adverse reactions (above 1%) was obtained from a population of 835 ketoprofen capsules-treated patients in double-blind trials lasting from 4 to 54 weeks and in 622 ketoprofen extended-release capsules trea… |
| Serious warning | GASTROINTESTINAL EVENTS Cardiovascular Thrombotic Events Nonsteroidal anti-inflammatory drugs (NSAIDs) cause an increased risk of serious cardiovascular thrombotic events, including myocardial infarct… | Cardiovascular Thrombotic Events • Nonsteroidal anti-inflammatory drugs (NSAIDs) cause an increased risk of serious cardiovascular thrombotic events, including myocardial infarction and stroke, which… |
| Pregnancy | Pregnancy Risk Summary Use of NSAIDs, including mefenamic acid, can cause premature closure of the fetal ductus arteriosus and fetal renal dysfunction leading to oligohydramnios and, in some cases, ne… | Pregnancy Risk Summary Use of NSAIDs, including ketoprofen extended-release capsules, can cause premature closure of the fetal ductus arteriosus and fetal renal dysfunction leading to oligohydramnios… |
From the official U.S. labels. Brands and strengths differ between countries.
Neither official label mentions the other. That does not prove they are safe together: ask a pharmacist, and use the free interaction checker.
Check them togetherMefenamic Acid is a painkiller (NSAID) and Ketoprofen is a painkiller (NSAID). Mefenamic Acid is used for: Carefully consider the potential benefits and risks of mefenamic acid capsules and other treatment options before deciding to use mefenamic acid capsules. Use the lowest effective dose for the shortest duration consistent with individual patient treatment goal… Ketoprofen is used for: Carefully consider the potential benefits and risks of ketoprofen extended-release capsules before deciding to use ketoprofen extended-release capsules. Use the lowest effective dose for the shortest duration consistent with individual patient treatment goals…
Neither official label mentions the other. That does not prove they are safe together: ask a pharmacist, and use the free interaction checker.
It depends on what you are treating, your health and other medicines. Your doctor or pharmacist can tell you which one suits you; this page shows what each official label says.