Sudafed and Lamisil drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Sudafed (pseudoephedrine hydrochloride) and Lamisil (terbinafine hydrochloride). Common drug interactions include nausea among females and drug ineffective among males.

The phase IV clinical study analyzes what interactions people have when they take Sudafed and Lamisil. It is created by eHealthMe based on reports of 26 people who take the same drugs from the FDA, and is updated regularly.

What is Sudafed?

Sudafed has active ingredients of pseudoephedrine hydrochloride. It is often used in nasal congestion. eHealthMe is studying from 12,944 Sudafed users. Check the latest studies of Sudafed.

What is Lamisil?

Lamisil has active ingredients of terbinafine hydrochloride. It is often used in pulmonary aspergilloma (mycetoma). eHealthMe is studying from 14,080 Lamisil users. Check the latest studies of Lamisil.

On Aug, 03, 2026

26 people who take Sudafed and Lamisil together, and have interactions are studied.

What are the common drug interactions of Sudafed and Lamisil, by gender? *:

female:

Nausea (feeling of having an urge to vomit)
Convulsion (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled shaking of the body)
Transverse sinus thrombosis (a blood clot in transverse sinus)
Weight increased
Fatigue (feeling of tiredness)
Subarachnoid haemorrhage (blood leaks into the space between two membranes that surround the brain)
Dyspnoea (difficult or laboured respiration)
Headache (pain in head)
Tachycardia (a heart rate that exceeds the range of 100 beats/min)
Abdominal distension

male:

Drug ineffective
Myocardial infarction (destruction of heart tissue resulting from obstruction of the blood supply to the heart muscle)
Ear infection
Facial paralysis (loss of function of face muscle)
Headache (pain in head)
Herpes virus infection
Klebsiella infection
Multiple sclerosis relapse (reoccurrence of a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath)
Palpitations (feelings or sensations that your heart is pounding or racing)
Secretion discharge

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

Fatigue (feeling of tiredness)
Asthenia (weakness)
Back pain
Bronchitis (inflammation of the mucous membrane in the bronchial tubes)
Confusion
Dizziness
Headache (pain in head)
Jaundice (a yellowish pigmentation of the skin, the conjunctival membranes)
Klebsiella infection
Malaise (a feeling of general discomfort or uneasiness)

40-49:

Convulsion (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled shaking of the body)
Subarachnoid haemorrhage (blood leaks into the space between two membranes that surround the brain)
Transverse sinus thrombosis (a blood clot in transverse sinus)
Weight increased
Nausea (feeling of having an urge to vomit)
Tachycardia (a heart rate that exceeds the range of 100 beats/min)
Disorientation (disability in which the senses of time, direction, and recognition of people and places)
Hyperhidrosis (abnormally increased sweating)
Lethargy (tiredness)
Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect)

50-59:

Headache (pain in head)
Nausea (feeling of having an urge to vomit)
Alanine aminotransferase increased
Aspartate aminotransferase increased
Dyspnoea exertional (breathlessness or shortness of breath)
Hepatic function abnormal
Hypersomnia (excessive daytime sleepiness (eds))
Abdominal distension
Appetite decreased (decreased appetite occurs when you have a reduced desire to eat)
Dyspepsia (indigestion)

60+:

Pruritus (severe itching of the skin)
Urticaria (rash of round, red welts on the skin that itch intensely)

What are the existing conditions these people have? *

Birth Control: 6 people, 23.08%
Primary Immunodeficiency Syndrome: 3 people, 11.54%
Nasal Discomfort: 3 people, 11.54%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 3 people, 11.54%
Itching: 3 people, 11.54%
Immunodeficiency Common Variable: 3 people, 11.54%
Hypersensitivity: 3 people, 11.54%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 3 people, 11.54%
Fungal Infection: 3 people, 11.54%
Bronchial Hyperreactivity: 3 people, 11.54%

* Approximation only. Some reports may have incomplete information.

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