Morphine 4mg IV push is ordered. The vial states 10mg/mL. How many mL will you give?

If a vial of morphine has 10 mg/mL, and a dose of 4 mg is required to be administered intravenously, 04 mL must be administered to fulfill the indication.

Explanation:

Morphine is a drug, an opioid derivative, with a potent analgesic and sedative effect. Its use is intended for acute or chronic severe pain, mainly related to cardiovascular disease, cancer or severe trauma.

One vial of morphine vial has a concentration of 10 mg/mL, so if 4 mg is required, a simple calculation must be made:

Morphine: 10 mg 1 mL

Dose:          4 mg X

X = (4 x 1)/ 10

X = 4/10

X = 0.4 mL

To administer 4 mg of intravenous morphine, 0.4 mL of the injection should be used.

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explanation: