Can propranolol cause weight gain? Some people on propranolol say they put on weight, especially in the first few months of taking it. This is not known to be a common side effect of taking propranolol, and there is not enough information to say for sure why some people put on weight.
Can I take propranolol when I have a headache? Propranolol belongs to a group of drugs called beta blockers. It is used in patients with heart problems to control high blood pressure or irregular heart beats. It is also used to treat certain types of vascular birthmarks. It is also used to prevent migraines and headaches.
Does propranolol help with migraine? Propranolol, a beta‐blocker, is one of the most commonly prescribed drugs for the prevention of migraine. This systematic review identified 58 trials, and these provide evidence that propranolol reduces migraine frequency significantly more than placebo.
How long does propranolol take to prevent migraines? It takes between four and six weeks for propranolol to start working. If the drug works for you, the frequency of your migraines may reduce by half or more. 5 There should also be a reduction in the intensity and duration of migraine attacks.