Along with its desired effects, phentermine may cause unwanted side effects, some being symptoms of serious heart or lung problems.
Consult your doctor immediately if you notice any of the following signs that you may be suffering from a serious adverse reaction to phentermine:
There are other, more common side effects that may occur but do not usually require medical attention. They may be uncomfortable, but should go away during treatment as your body adjusts to the medicine. However, if these side effects persist or become more problematic, you should contact your doctor for advice.
These are some of the most common phentermine side effects:
In fact, here is a poll of the most common side effects experienced by our phentermine forum users:
As you can see in the chart, xerostomia (dry mouth) is by far the most common side effect, reported by over 73% of the respondents. Around half of respondents reported suffering from the side effect of insomnia, and many also report other reactions such as headaches, constipation, dizziness, and rapid heartbeat.
There are still more potential side effects, which prove less common. Some of these are more serious than others, but you should contact your doctor if you become troubled by any of these:
Other side effects not listed above may occur in some patients. If you notice any unusual, persistent or worsening side effects, inform your doctor immediately.
These side effects may indicate that you have taken an overdose of phentermine:
If you are worried about the prospect of suffering with these side effects of phentermine, you might want to consider using an alternative to phentermine instead. Phentermine.com officially recommends Phen Caps, an efficient weight loss supplement that will help you initiate your weight loss journey, while avoiding side effects such as those listed above.
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