Phenylpropanolamine: Aggressiveness, anxiety, confusion, insomnia/sleep disturbance, nervousness; agitation, dizziness, restlessness, sudden persistent severe headache, tremor; blurred vision; chest tightness, palpitation; high BP; nausea; irritability. Paracetamol: Changes in WBC & platelets eg, agranulocytosis, leukopenia, neutropenia, pancytopenia, thrombocytopenia; allergic reactions which may cause difficulty in breathing, skin rash, angioedema; minor stomach & intestinal disturbances. Rare cases of serious skin reactions which may include symptoms eg, skin reddening, blisters or rash.
Decolgen Forte Chlorpheniramine maleate: Sleepiness & drowsiness.