Phentermine and Vasotec drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Phentermine (phentermine hydrochloride) and Vasotec (enalapril maleate). Common drug interactions include asthma among females and dyspnoea among males.

The phase IV clinical study analyzes what interactions people have when they take Phentermine and Vasotec. It is created by eHealthMe based on reports of 38 people who take the same drugs from the FDA, and is updated regularly.

What is Phentermine?

Phentermine has active ingredients of phentermine hydrochloride. It is often used in weight loss. eHealthMe is studying from 19,870 Phentermine users. Check the latest studies of Phentermine.

What is Vasotec?

Vasotec has active ingredients of enalapril maleate. It is often used in high blood pressure. eHealthMe is studying from 14,646 Vasotec users. Check the latest studies of Vasotec.

On Aug, 08, 2026

38 people who take Phentermine and Vasotec together, and have interactions are studied.

Phentermine and Vasotec drug interactions.

What are the common drug interactions of Phentermine and Vasotec, by gender? *:

female:

Asthma
Depression
Headache (pain in head)
Hyporeflexia (a condition of below normal or absent reflexes)
Hypoxia (low oxygen in tissues)
Insomnia (sleeplessness)
Mitral valve incompetence (inefficient heart valve)
Movement disorder (neurological syndromes where they may be excess of movement or a paucity of movement that is not connected to weakness)
Oedema (fluid collection in tissue)
Oedema peripheral (superficial swelling)

male:

Dyspnoea (difficult or laboured respiration)
Hemiparesis (weakness on one side of the body)
Diabetes mellitus inadequate control
Diabetic neuropathy (neuropathic disorders that are associated with diabetes mellitus)
Diarrhoea
Fatigue (feeling of tiredness)
Fluid retention (an abnormal accumulation of fluid in the blood)
Gastrointestinal haemorrhage (bleeding gastrointestinal tract)
Headache (pain in head)
Hyperlipidaemia (presence of excess lipids in the blood)

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

Amnesia (deficit in memory caused by brain damage, disease, or psychological trauma)
Asthma
Cardiac failure
Cardiovascular disorder (heart diseases)
Chest pain
Dyspnoea (difficult or laboured respiration)
Fatigue (feeling of tiredness)
Hypoaesthesia (reduced sense of touch or sensation)
Hyporeflexia (a condition of below normal or absent reflexes)
Movement disorder (neurological syndromes where they may be excess of movement or a paucity of movement that is not connected to weakness)

40-49:

Chest pain
Dyspnoea (difficult or laboured respiration)
Pulmonary hypertension (increase in blood pressure in the lung artery)
Amnesia (deficit in memory caused by brain damage, disease, or psychological trauma)
Asthma
Blood pressure diastolic increased
Cardiac failure congestive
Cor pulmonale (enlargement of the right ventricle of the heart)
Fibrosis (formation of excess fibrous connective tissue in an organ or tissue)
Hyporeflexia (a condition of below normal or absent reflexes)

50-59:

Angina unstable (chest pain due to ischemia of the heart muscle- unstable)
Bronchitis (inflammation of the mucous membrane in the bronchial tubes)
Bronchospasm (spasm of bronchial smooth muscle producing narrowing of the bronchi)
Cardiac murmur (an heart sound in valve abnormality)
Choking sensation (feeling of obstruction in respiratory system)
Diabetes mellitus (diabetes, caused by a deficiency of the pancreatic hormone insulin)
Dry mouth
Dysuria (painful or difficult urination)
Echocardiogram abnormal
Ejection fraction (the percentage of blood that is pumped out of a filled ventricle as a result of a heartbeat)

60+:

Pulmonary hypertension (increase in blood pressure in the lung artery)
Valvular heart disease (diseases of the heart valves)
Angina pectoris (chest pain due to ischemia of the heart muscle)
Asthenia (weakness)
Cardiac failure
Cerebral ischaemia (insufficient blood flow to the brain to meet metabolic demand)
Coma (state of unconsciousness lasting more than six hours)
Coronary artery disease (plaque building up along the inner walls of the arteries of the heart, which narrows the arteries and restricts blood flow to the heart)
Cyanosis (lack of oxygen in body leads to blue appearance of skin ,mucous membrane nails)
Faeces hard

* Approximation only. Some reports may have incomplete information.

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