Naratriptan Chanelle Adverse Reactions

At therapeutic doses of naratriptan the incidence of side effects reported in clinical trials was similar to placebo. Some of the symptoms may be part of the migraine attack.
Undesirable effects are ranked under headings of frequency using the following convention: Very common (≥1/10), common (≥1/100 to <1/10), uncommon (≥1/1,000 to <1/100), rare (≥1/10,000 to <1/1,000) and very rare (<1/10,000).
Immune system disorders: Very Rare: Hypersensitivity reactions ranging from cutaneous hypersensitivity to rare cases of anaphylaxis.
Nervous system disorders: Common: Tingling. This is usually of short duration, may be severe and may affect any part of the body including the chest or throat. Dizziness and drowsiness.
Eye disorders: Uncommon: Visual disturbance.
Cardiac disorders: Not known: Bradycardia, tachycardia, palpitations.
Very Rare: Coronary artery vasospasm, transient ischaemic ECG changes, angina and myocardial infarction have been reported very rarely (see Contraindications and Precautions).
Vascular disorders: Very rare: Peripheral vascular ischaemia.
Gastrointestinal: Common: Nausea and vomiting.
Very Rare: Ischaemic colitis.
Skin and subcutaneous tissue disorders: Rare: Rash, Urticaria, Pruritus, facial oedema.
General disorders and administration site conditions: The following symptoms are usually of short duration, may be severe and may affect any part of the body including the chest or throat: Common: Sensations of heat, Malaise/fatigue, Pain.
Uncommon: Sensations of heaviness, pressure or tightness.
Investigations: Uncommon: Increase in blood pressure of approximately 5 mmHg (systolic) and 3 mmHg (diastolic) in a period of up to 12 hours after administration.