After the intravenous administration of phentolamine, a marked shortening of the H-H' interval was observed. This signifies an improvement in conduction at the bundle of His level. [ncbi.nlm.nih.gov]

Phentolamine has a half-life in the blood of 19 minutes following intravenous administration. Approximately 13% of a single intravenous dose appears in the urine as unchanged drug. [medicineonline.com]

[…] phen·tol·a·mine test a test for pheochromocytoma; intravenous administration of phentolamine (5 mg) reduces hypertension due to a pheochromocytoma but not that due to other causes, for example, essential hypertension; the blood pressure is raised by the [medical-dictionary.thefreedictionary.com]

Separate data on the introduction of intravenous drug (10 mg in 20 ml isotonic sodium chloride solution; The speed of 1, 3 mg per minute or kapelno to 10 mg / h) as a peripheral vazodilatatora in acute heart failure and hypertension in acute heart attack [lekarstwo.ru]

drug users,[45] and those undergoing chemotherapy,[46] whose veins can become sclerotic and difficult to access over time, sometimes forming a hard, painful “venous cord”. [en.wikipedia.org]

pain in a few controls. [ncbi.nlm.nih.gov]

Cardiovascular: Bradycardia (OraVerse 2% to 4%), hypertension (OraVerse Central nervous system: Mouth pain (OraVerse 19%), headache (OraVerse 6%), paresthesia (OraVerse Dermatologic: Facial swelling (OraVerse Gastrointestinal: Diarrhea (OraVerse Local [drugs.com]

When epinephrine is accidentally discharged into a digit, ischemic skin necrosis resulting from the alpha-adrenergic blocking effects of this agent can lead to the need for multiple operations, wound infection, and even loss of the digit. [ncbi.nlm.nih.gov]

However, pathogens may also enter the bloodstream, causing sepsis, which can be sudden and life-threatening. A central IV line poses a higher risk of sepsis, as it can deliver bacteria directly into the central circulation. [en.wikipedia.org]

A 37-year-old opiate-tolerant female with a history of recurrent abdominal pain, gastroparesis, cyclic vomiting syndrome, and migraine headaches was admitted to the emergency department (ED) with severe acute abdominal pain, nausea, and vomiting. [ncbi.nlm.nih.gov]

Gastroparesis represents a difficult treatment challenge because management of gastric dysmotility and the accompanying severe abdominal pain is often mutually exacerbating and ineffective. [ncbi.nlm.nih.gov]

Chromatographic separation was carried out on an Acquity UPLC BEH C18 column using an isocratic mobile phase system composed of acetonitrile and 1% formic acid in water (33:67, v/v) at a flow rate of 0.45 mL/min. [ncbi.nlm.nih.gov]

CONCLUSIONS: The results support the hypothesis that the autonomic nervous system is involved in the pathogenesis of myofascial trigger points. [ncbi.nlm.nih.gov]

923 dental visits where local anesthetic was administered, a standardized form was used to gain further information and identify any complications; this was accompanied by a questionnaire for the student's teacher, in order to quantify the student's distraction [ncbi.nlm.nih.gov]

[…] consider using the anterolateral thigh as an injection site in infants under one year old.[23] To help infants and children cooperate with injection administration, the Advisory Committee on Immunization Practices in the United States recommends using distractions [en.wikipedia.org]

Abstract It was found that the light emission produced by the oxidation of luminol by potassium ferricyanide in the basic medium was enhanced by phentolamine, a drug recently used to treatment of male and female sexual dysfunction. [ncbi.nlm.nih.gov]