Frequently, flushing, headache or tinnitus may occur, particularly at the beginning of treatment, when the dose is increased or when high doses are administered.
Occasionally, peripheral edema occurs; particularly at the beginning of treatment, angina pectoris attacks may occur or in patients with preexisting angina pectoris, there may be an increase in the frequency, duration and severity of the attacks. Myocardial infarction has been reported in isolated cases.
Dizziness, fatigue, hypotension, syncope, palpitation, tachycardia and dyspnea, restlessness, paresthesia, tremors, myalgia, arthralgia, gastrointestinal complaints (eg, nausea, vomiting, diarrhea, constipation), weight gain, sweating, pollakisuria, skin and hypersensitivity reactions eg, pruritus, urticaria and rash have been observed rarely. Very rarely, leukocytoclastic vasculitis and photosensitization.
Felodipine treatment may lead to gingival hyperplasia and gingivitis in rare cases.
In individual cases, hepatic function disorders (elevated transaminase levels), exfoliative dermatitis, angioedema and fever were observed.
In individual cases, erection disorders and gynecomastia have been reported.
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