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Diphenhydramine is the primary constituent of dimenhydrinate and dictates the primary effect. The main differences relative to pure diphenhydramine are a lower potency due to being combined with 8-chlorotheophylline (by weight, dimenhydrinate is between 53% and 55.5% diphenhydramine) [10] and the fact that the stimulant properties of 8-chlorotheophylline help reduce the side ...
The most prominent side effects are dizziness and sleepiness. [42] Diphenhydramine is a potent anticholinergic agent and potential deliriant in higher doses. This activity is responsible for the side effects of dry mouth and throat, increased heart rate, pupil dilation, urinary retention, constipation, and, at high doses, hallucinations or ...
Effects generally begin in an hour and last for up to a day. [3] Common side effects include sleepiness and dry mouth. [3] Serious side effects may include allergic reactions. [3] Use in pregnancy appears safe, but has not been well studied; use in breastfeeding is of unclear safety. [4]
And some “may have merit,” Dr. Elizabeth Swenson, an ob-gyn at online health care provider Wisp, tells Yahoo Life, “since natural ingredients like L-arginine have been associated with ...
Bradycardia; Hypertension (high blood pressure); Allergic reactions (e.g. dyspnoea (shortness of breath), bronchospasm, wheezing, angioneurotic oedema) Anaphylaxis; Changes in appetite
[6] [7] Three types of medications are useful: antimuscarinics such as scopolamine, H 1 antihistamines such as dimenhydrinate, and amphetamines such as dexamphetamine. [3] Side effects, however, may limit the use of medications. [3] A number of medications used for nausea such as ondansetron are not effective for motion sickness. [3]
In comparison, only three to six percent of men who took Cialis every day at a dose of 2.5 or 5 milligrams reported headaches. ... so any side effects you experience may fade away sooner.
The side effects of this drug at a normal, non-recreational dosage are not mentioned (they are largely the same as the overdose side effects, but not as extreme). Also, the overdose side effects are a result of both drugs, but the article treats them as if they were caused exclusively by diphenhydramine.