Select therapeutic use:

Anesthetics:

Indications for Phenylephrine HCl Injection:

Prolongation of spinal anesthesia. Vasoconstrictor in regional analgesia.

Adult Dosage:

Prolongation of spinal anesthesia: add 2–5mg into anesthetic solution. Vasoconstrictor for regional analgesia: add 1mg to every 20mL (1:20,000) of local anesthetic solution.

Children Dosage:

Not recommended.

Phenylephrine HCl Injection Contraindications:

Severe hypertension. Ventricular tachycardia.

Phenylephrine HCl Injection Warnings/Precautions:

Cardiovascular disease. Hypertension. Thyroid disease. Asthma. Sulfite sensitivity. Elderly. Pregnancy (Cat.C). Labor & delivery. Nursing mothers.

Phenylephrine HCl Injection Classification:

Sympathomimetic.

Phenylephrine HCl Injection Interactions:

Potentiated by oxytocic drugs, tricyclic antidepressants, or MAOIs. Caution with halothane anesthesia.

Adverse Reactions:

Headache, reflex bradycardia, excitability, restlessness: rare: arrhythmias.

How Supplied:

Vial 10mg/mL (1mL, 5mL)—25

CHF and arrhythmias:

Indications for Phenylephrine HCl Injection:

Paroxysmal supraventricular tachycardia.

Adult Dosage:

Give by rapid IV inj within 20–30secs. Initial max dose: 0.5mg, subsequent doses not to exceed preceding dose by 0.1–0.2mg; max: 1mg.

Children Dosage:

Not recommended.

Phenylephrine HCl Injection Contraindications:

Severe hypertension. Ventricular tachycardia.

Phenylephrine HCl Injection Warnings/Precautions:

Cardiovascular disease. Hypertension. Thyroid disease. Asthma. Sulfite sensitivity. Elderly. Pregnancy (Cat.C). Labor & delivery. Nursing mothers.

Phenylephrine HCl Injection Classification:

Sympathomimetic.

Phenylephrine HCl Injection Interactions:

Potentiated by oxytocic drugs, tricyclic antidepressants, or MAOIs. Caution with halothane anesthesia.

Adverse Reactions:

Headache, reflex bradycardia, excitability, restlessness: rare: arrhythmias.

How Supplied:

Vial 10mg/mL (1mL, 5mL)—25

Hypotension:

Indications for Phenylephrine HCl Injection:

To maintain adequate blood pressure during spinal and inhalation anesthesia. Vascular failure in shock, shock-like states and drug-induced hypotension or hypersensitivity.

Adult Dosage:

Spinal anesthesia hypotension: treatment or prophylaxis: 2–3mg SC or IM 3–4 minutes prior to spinal anesthesia; hypotensive crisis: initially 0.2mg by IV inj, subsequent doses not to exceed preceding dose by 0.1–0.2mg; max: 0.5mg/dose. Mild or moderate hypotension: SC or IM: usually 2–5mg; initial max dose: 5mg. Range: 1–10mg; IV: usually 0.2mg; initial max dose: 0.5mg. Range: 0.1–0.5mg. Do not repeat injections more often than every 10–15mins. Shock and drug-induced: initially 10mg by continuous IV infusion, if non-responsive, add additional 10mg (or more) into infusion bottle. See literature.

Children Dosage:

Spinal anesthesia hypotension: 0.5–1mg/25lbs body weight by SC or IM.

Phenylephrine HCl Injection Contraindications:

Severe hypertension. Ventricular tachycardia.

Phenylephrine HCl Injection Warnings/Precautions:

Cardiovascular disease. Hypertension. Thyroid disease. Asthma. Sulfite sensitivity. Elderly. Pregnancy (Cat.C). Labor & delivery. Nursing mothers.

Phenylephrine HCl Injection Classification:

Sympathomimetic.

Phenylephrine HCl Injection Interactions:

Potentiated by oxytocic drugs, tricyclic antidepressants, or MAOIs. Caution with halothane anesthesia.

Adverse Reactions:

Headache, reflex bradycardia, excitability, restlessness: rare: arrhythmias.

How Supplied:

Vial 10mg/mL (1mL, 5mL)—25