An undesired effect of a medication that occurs within 30 to 90 minutes after administration of the first dose is known as First-dose effect.
A dose form that includes one or more substances, either active or inactive. There are numerous dose forms for medications, including tablets, capsules, liquids, lotions, and patches.
An "undesirable consequence" is a negative impact on human health that results from using a cosmetic product normally or in a way that is fairly anticipated.
The first-dose phenomenon is a sharp drop in blood pressure that can happen after using an alpha blocker for the first time or starting it again after a long break. It can happen when moving from a lying to a standing position.
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