Fioricet and Nadolol drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Fioricet (acetaminophen; butalbital; caffeine) and Nadolol (nadolol). Common drug interactions include pneumonia among females.

The phase IV clinical study analyzes what interactions people have when they take Fioricet and Nadolol. It is created by eHealthMe based on reports of 25 people who take the same drugs from the FDA, and is updated regularly.

What is Fioricet?

Fioricet has active ingredients of acetaminophen; butalbital; caffeine. It is often used in migraine. eHealthMe is studying from 12,423 Fioricet users. Check the latest studies of Fioricet.

What is Nadolol?

Nadolol has active ingredients of nadolol. It is often used in high blood pressure. eHealthMe is studying from 4,476 Nadolol users. Check the latest studies of Nadolol.

eHealthMe: drug outcomes in the real world

eHealthMe runs one of the largest post-marketing drug safety studies in the world. We study millions of patients and 5,000 more each day. Our data-driven phase IV clinical trials have been referenced on 800+ peer-reviewed medical publications including The Lancet, Mayo Clinic Proceedings, and Nature. Tools to study our phase IV findings are available to the public, anonymous and free >>>.

On Sep, 02, 2026

25 people who take Fioricet and Nadolol together, and have interactions are studied.

What are the common drug interactions of Fioricet and Nadolol, by gender? *:

female:

Pneumonia
Hepatic enzyme increased
Dysphemia (stammering or stuttering)
Fall
Gastric disorder (disease of stomach)
Hallucination (an experience involving the perception of something not present)
Myopathy (a muscular disease in which the muscle fibres do not function)
Asthma
Breast cancer
Head injury

male:

n/a

What are the common drug interactions of Fioricet and Nadolol, by age (0-1 to 60+)? *:

0-1:

n/a

2-9:

n/a

10-19:

Pancreatitis (inflammation of pancreas)

20-29:

n/a

30-39:

n/a

40-49:

Pneumonia
Hepatic enzyme increased
Renal failure acute (rapid kidney dysfunction)
Respiratory failure (inadequate gas exchange by the respiratory system)
Septic shock (shock due to blood infection)
Sinusitis (inflammation of sinus)
Myopathy (a muscular disease in which the muscle fibres do not function)
Alanine aminotransferase increased
Aspartate aminotransferase increased
Blood albumin decreased

50-59:

Amnesia (deficit in memory caused by brain damage, disease, or psychological trauma)
Dehydration (dryness resulting from the removal of water)
Dysphemia (stammering or stuttering)
Gastric disorder (disease of stomach)
Hallucination (an experience involving the perception of something not present)
Insomnia (sleeplessness)
Stress
Asthma
Fall
Head injury

60+:

Aphagia (inability or refusal to swallow)
Breast cancer
Injection site erythema (redness at injection site)
Insomnia (sleeplessness)
Pharyngitis streptococcal (inflammation of the pharynx caused by infection from. streptococcus)
Sinusitis (inflammation of sinus)
Stress
White blood cell count decreased
Dysphagia (a condition in which swallowing is difficult or painful)
Dysphonia (speech disorder attributable to a disorder of phonation)

What are the existing conditions these people have? *

Depression: 10 people, 40.00%
Stress And Anxiety: 10 people, 40.00%
Pain: 7 people, 28.00%
Constipation: 7 people, 28.00%
Tremor (trembling or shaking movements in one or more parts of your body): 6 people, 24.00%
Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 6 people, 24.00%
Respiratory Tract Congestion (blockage on respiratory system): 6 people, 24.00%
Nausea (feeling of having an urge to vomit): 6 people, 24.00%
Muscle Tightness: 6 people, 24.00%
Hypersensitivity: 6 people, 24.00%

* Approximation only. Some reports may have incomplete information.

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