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Excessive use may result in medication overuse headaches. [3] Use is not recommended during pregnancy and breastfeeding is not recommended within 24 hours after taking a dose. [4] Rizatriptan is in the triptan class and is believed to work by activating the 5-HT 1 receptor. [3] Rizatriptan was patented in 1991 and came into medical use in 1998.
With excessive use, medication overuse headaches may occur. [2] It is unclear if use during pregnancy or breastfeeding is safe. [4] The mechanism of action is not entirely clear. It is in the triptan class of medications. [2] Sumatriptan was patented in 1982 and approved for medical use in 1991. [5]
Triptans have few side effects if used in correct dosage and frequency. The most common adverse effect is recurrence of migraine. A systematic review found that "rizatriptan 10 mg was the only triptan with a recurrence rate greater than that of placebo".
Rescue treatment involves acute symptomatic control with medication. [4] Recommendations for rescue therapy of migraine include: (1) migraine-specific agents such as triptans, CGRP antagonists, or ditans for patients with severe headaches or for headaches that respond poorly to analgesics, (2) non-oral (typically nasal or injection) route of administration for patients with vomiting, (3) avoid ...
A meta-analysis of 53 clinical trials has shown that all triptans are effective for treating migraine at marketed doses and that naratriptan, although less effective than sumatriptan and rizatriptan was more effective than placebo in reducing migraine symptoms at two hours [3] and efficacy was demonstrated in almost two thirds of subjects after four hours of treatment.
Eletriptan, sold under the brand name Relpax and used in the form of eletriptan hydrobromide, is a second-generation triptan medication intended for treatment of migraine headaches. [ 3 ] [ 4 ] It is used as an abortive medication , blocking a migraine attack which is already in progress.
Acetaminophen is an analgesic that can also be used, but NSAIDS should be tried first due to their anti-inflammatory properties. However, acetaminophen would be considered first line in pregnant patients. [6] Combination therapy of an NSAID with a triptan can be used when either medication is insufficient alone for migraine relief or recurrence ...
Like all triptans, almotriptan has a high and specific affinity for serotonin 5-HT 1B/1D receptors. Binding of the drug to the receptor leads to vasoconstriction of the cranial (brain) blood vessels and thus affects the redistribution of blood flow. Almotriptan significantly increases cerebral blood flow and reduces blood flow through ...