Macrodantin and Forteo drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Macrodantin (nitrofurantoin, macrocrystalline) and Forteo (teriparatide recombinant human). Common drug interactions include injection site haematoma among females and cardio-respiratory arrest among males.

The phase IV clinical study analyzes what interactions people have when they take Macrodantin and Forteo. It is created by eHealthMe based on reports of 75 people who take the same drugs from the FDA, and is updated regularly.

What is Macrodantin?

Macrodantin has active ingredients of nitrofurantoin, macrocrystalline. It is often used in urinary tract infection. eHealthMe is studying from 3,755 Macrodantin users. Check the latest studies of Macrodantin.

What is Forteo?

Forteo has active ingredients of teriparatide recombinant human. It is often used in osteoporosis. eHealthMe is studying from 127,076 Forteo users. Check the latest studies of Forteo.

On Jul, 25, 2026

75 people who take Macrodantin and Forteo together, and have interactions are studied.

Macrodantin and Forteo drug interactions.

What are the common drug interactions of Macrodantin and Forteo, by gender? *:

female:

Injection site haematoma (localized swelling filled with blood at injection site)
Injection site haemorrhage (bleeding from injection site)
Dehydration (dryness resulting from the removal of water)
Blister (small pocket of fluid within the upper layers of the skin caused by forceful rubbing (friction), burning, freezing, chemical exposure)
Dry mouth
Erythema (redness of the skin)
Jaw disorder (jaw disease)
Migraine (headache)
Swelling
Fall

male:

Cardio-respiratory arrest (sudden dysfunction of heart and lungs)
Acute myocardial infarction (acute heart attack)
Loss of consciousness
Unresponsive to stimuli

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

n/a

40-49:

Femur fracture
Haemoglobin decreased
Hypotension (abnormally low blood pressure)
Knee arthroplasty
Road traffic accident
Arthritis (form of joint disorder that involves inflammation of one or more joints)
Arthropathy
Chondropathy (disease of the cartilage)
Nausea (feeling of having an urge to vomit)
Aphasia (damage to the parts of the brain that control language)

50-59:

Migraine (headache)
Nausea (feeling of having an urge to vomit)
Swelling
Vomiting
Blood iron decreased
Hospitalisation
Weight decreased
Blood disorder
Contusion (a type of hematoma of tissue in which capillaries)
Fall

60+:

Pain
Nausea (feeling of having an urge to vomit)
Vision blurred
Weight decreased
Convulsion (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled shaking of the body)
Fall
Intestinal obstruction
Abasia (inability to walk)
Arthralgia (joint pain)
Bone disorder

What are the existing conditions these people have? *

Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 9 people, 12.00%
Gait Disturbance: 8 people, 10.67%
Lactose Intolerance (inability to digest lactose): 5 people, 6.67%
High Blood Pressure: 4 people, 5.33%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 4 people, 5.33%
Convulsion (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled shaking of the body): 4 people, 5.33%

* Approximation only. Some reports may have incomplete information.

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