Normale bivirkninger, som ses hos mere end 1 ud af 100 patienter men mindre end 1 ud af 10, omfatter: apatiske muskelkramper, træthed, generel utilpashed eller svaghed, hovedpine, søvnighed, problemer med at se skarpt, hjertebanken, hjertesmerte, svimmelhed, hævelse, mathed eller døsighed når man står eller ligger (ortostatisk dysregulering), stakåndethed, løbende næse (rhinitis), forstoppelse, mavebesvær, øget ønske eller behov for at lade vandet og forsinket ejakuleringssvækkelse (asteni).
Common side effects, seen in more than 1 in 100 patients but less than 1in 10, include apathia muscle cramps, tiredness, a general feeling of being unwell or weakness, headache, sleepiness, problems with focussing your eyes, palpitations, chest pain, giddiness, dizziness, swelling, faintness or dizziness when standing up from a sitting or lying position (orthostatic dysregulation), shortness of breath, runny nose (rhinitis), constipation, indigestion, an increased desire or need to urinate and delayed ejaculation weakness (asthenia).