Iontophoresis
A transdermal delivery system in which a substance bearing a charge is propelled through the skin by a low electrical current. This method can be used to drive a drug across the skin barrier.
Read Also:
- IOP (intraocular pressure)
The pressure created by the continual renewal of fluids within the eye. The normal IOP varies among individuals. The intraocular pressure is increased in glaucoma. In acute angle-closure glaucoma, the intraocular pressure rises rapidly because the iris blocks the angle in the front of the eye where the anterior chamber fluid normally drains out. In […]
- Ipecac
A naturally occurring substance with multiple properties including the ability to cause vomiting (emesis). Ipecac is derived from dried roots of a bush called Uragoga ipecacuanha that is native to Brazil. In the past, a sizable proportion of poison exposures in the U.S. were treated with ipecac. This practice has dropped off and some experts […]
- Ipsilateral
On the same side, as opposed to contralateral. For example, a tumor involving the right side of the brain may affect vision ipsilaterally’that is, in the right eye.
- IPV
Inactivated polio vaccine. The polio virus in IPV has been inactivated (killed). The inactivated polio vaccine (IPV) is also called the Salk vaccine after the late American physician-virologist Jonas Salk. The vaccines available for vaccination against polio are the IPV (inactivated polio vaccine) and the OPV (oral polio vaccine). IPV (inactivated polio vaccine) is given […]
- IQ
Abbreviation for intelligence quotient, an attempt to measure the intelligence of someone. The IQ score is usually based upon the results of a written test. To calculate the IQ, the person’s mental age (as determined by a test) is divided by their chronologic age and the result is multiplied by 100.