Smecta: Like all medicines, this medicine can cause side effects, although not everybody gets them. The side effects that can occur with SMECTA are listed as follows according to their frequency.
Common (may affect up to 1 in 10 people): Constipation.
Uncommon (may affect up to 1 in 100 people): Rash, Vomiting.
Rare (may affect up to 1 in 1000 people): Hives (itchy rash).
Not known (frequency cannot be estimated from available data): Symptoms of an allergic reaction such as skin redness, itching, swelling of face or throat, breathing difficulties, faintness, collapse.
If patient feels any of these effects, patient should see a doctor immediately.
SmectaGo: The table as follows lists adverse drug reactions reported from clinical trials and from post-marketing sources. Their frequencies are defined according to 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), Very rare (<1/10,000), Unknown (cannot be estimated from the available data). (See table.)

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