From FDA reports: drug interactions between Fioricet and Viagra
This is a real world study of Fioricet and Viagra drug interactions. The study is created by eHealthMe based on 47 reports from FDA.
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What are the drugs
Fioricet has active ingredients of acetaminophen; butalbital; caffeine. It is used in migraine, headache, tension headache, migraine with aura, mixed tension migraine, migraine without aura.
Viagra has active ingredients of sildenafil citrate. It is used in erection problems, erection increased, sexual activity increased, premature ejaculation, orgasmic dysfunction.
On May, 20, 2013: 47 people who reported to have interactions when taking Fioricet, Viagra are studied

Drug combinations in study:
- Fioricet (acetaminophen; butalbital; caffeine)
- Viagra (sildenafil citrate)
Most common interactions experienced by people in the use of Fioricet, Viagra:
(click on each outcome to view in-depth analysis, incl. how people recovered)| Interaction | Number of reports | |
| 1 | Anxiety | 41 |
| 2 | Pain | 19 |
| 3 | Costochondritis | 18 |
| 4 | Spinal Cord Compression | 17 |
| 5 | Kyphosis | 17 |
| 6 | Exostosis | 16 |
| 7 | Injury | 15 |
| 8 | Tooth Erosion | 14 |
| 9 | Anhedonia | 14 |
| 10 | Bone Disorder | 14 |
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Most common interactions experienced by people in long term use of Fioricet, Viagra:
(click on each outcome to view in-depth analysis, incl. how people recovered)| None. |
Top conditions involved for these people * :
- Multiple myeloma
- Restless legs syndrome
- Depression
- Erectile dysfunction
- Pain
Top co-used drugs for these people * :
- Percocet
- Protonix
- Vioxx
- Oxycontin
- Decadron
* Approximation only. Some reports may have incomplete information.
How to use the study: print a copy of the study and bring it to your health teams to ensure drug risks and benefits are fully discussed and understood.
Next: personalize this study to your gender and age OR ask a question from Patients Like You
Side effects in real world:
On eHealthMe, Fioricet (acetaminophen; butalbital; caffeine) is often used to treat migraine. Viagra (sildenafil citrate) is often used to treat erection problems. Find out below the conditions the drugs are used for, how effective they are, and any alternative drugs that you can use to treat those same conditions.
What is the drug used for and how effective is it:
Other drugs that are used to treat the same conditions:
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NOTE: The study is based on active ingredients. Other drugs that have the same active ingredients are also considered.
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