Warfarin sodium and Pamelor drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Warfarin sodium (warfarin sodium) and Pamelor (nortriptyline hydrochloride). Common drug interactions include hypercalcaemia among females and arteriovenous fistula site haemorrhage among males.

The phase IV clinical study analyzes what interactions people have when they take Warfarin sodium and Pamelor. It is created by eHealthMe based on reports of 22 people who take the same drugs from the FDA, and is updated regularly.

What is Warfarin sodium?

Warfarin sodium has active ingredients of warfarin sodium. It is often used in atrial fibrillation/flutter. eHealthMe is studying from 71,174 Warfarin sodium users. Check the latest studies of Warfarin sodium.

What is Pamelor?

Pamelor has active ingredients of nortriptyline hydrochloride. It is often used in migraine. eHealthMe is studying from 4,069 Pamelor users. Check the latest studies of Pamelor.

On Jul, 16, 2026

22 people who take Warfarin sodium and Pamelor together, and have interactions are studied.

Warfarin sodium and Pamelor drug interactions.

What are the common drug interactions of Warfarin Sodium and Pamelor, by gender? *:

female:

Hypercalcaemia (elevated calcium (ca+) level in the blood)
Hyperplasia (enlargement of an organ or tissue)
Hypertension (high blood pressure)
Hyperventilation
Hypochondriasis (health phobia or health anxiety)
Impaired gastric emptying
Impaired work ability
Insomnia (sleeplessness)
Intervertebral disc degeneration (spinal disc degeneration)
Intervertebral disc protrusion (spinal disc protrusion)

male:

Arteriovenous fistula site haemorrhage
Cardiac arrest
Osteonecrosis (death of bone)
Pancytopenia (medical condition in which there is a reduction in the number of red and white blood cells, as well as platelets)
Pulse absent
Renal transplant
Respiratory arrest (cessation of normal respiration due to failure of the lungs to function effectively)
Sinusitis (inflammation of sinus)
Bone pain
Dysgeusia (disorder of the sense of taste)

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

Hepatic failure (liver failure)
Hepatitis acute
Liver transplant
Pancytopenia (medical condition in which there is a reduction in the number of red and white blood cells, as well as platelets)
Renal transplant
Sinusitis (inflammation of sinus)
Abdominal pain
Diarrhoea
Diarrhoea haemorrhagic (bloody diarrhoea)
Suicidal ideation

30-39:

n/a

40-49:

n/a

50-59:

Cardiotoxicity (damage to the heart muscle)
Feeling cold
Nephrogenic systemic fibrosis (involves fibrosis of skin, joints, eyes due to kidney disease)

60+:

Arteriovenous fistula site haemorrhage
Cardiac arrest
Oedema peripheral (superficial swelling)
Osteoarthritis (a joint disease caused by cartilage loss in a joint)
Osteonecrosis (death of bone)
Petechiae (a small red or purple spot caused by bleeding into the skin)
Pulse absent
Red blood cell count decreased
Respiratory arrest (cessation of normal respiration due to failure of the lungs to function effectively)
Abdominal mass (localized enlargement or swelling in the human abdomen)

What are the existing conditions these people have? *

Multiple Myeloma (cancer of the plasma cells): 5 people, 22.73%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 2 people, 9.09%
Idiopathic Thrombocytopenic Purpura (bleeding disorder in which the immune system destroys platelets, which are necessary for normal blood clotting): 2 people, 9.09%
Deep Venous Thrombosis (blood clot in a major vein that usually develops in the legs and/or pelvis): 2 people, 9.09%

* Approximation only. Some reports may have incomplete information.

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